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Abstract (1579) | Core Tip (1529) | Full Article (HTML) (7579) | Figures (1-2) (553) | Tables (1-4) (477) | Full Article (PDF)-1438K (1276) | Audio-1499K (1183) | Peer-Review Report-141K (317) | Answering Reviewers-290K (329) | Received: 05/22/2015 | Revised: 10/29/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (21486) | Similar Articles (4) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (2071) | Core Tip (1576) | Full Article (HTML) (12155) | Figures (1-11) (702) | Tables (1-2) (703) | Full Article (PDF)-2193K (1320) | Audio-545K (34) | Peer-Review Report-90K (318) | Answering Reviewers-110K (338) | Received: 04/29/2015 | Revised: 10/07/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (26249) | Similar Articles (276) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1672) | Core Tip (1667) | Full Article (HTML) (6779) | Figures (1-1) (472) | Tables (1-1) (459) | Full Article (PDF)-1123K (937) | Audio-322K (32) | Peer-Review Report-86K (294) | Answering Reviewers-180K (292) | Received: 05/15/2015 | Revised: 08/04/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (17804) | Similar Articles (102) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1686) | Core Tip (1607) | Full Article (HTML) (7917) | Full Article (PDF)-1029K (1073) | Audio-1113K (25) | Peer-Review Report-105K (281) | Answering Reviewers-312K (374) | Received: 05/06/2015 | Revised: 09/18/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (80) | Total Visits (18733) | Similar Articles (338) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1306) | Core Tip (1178) | Full Article (HTML) (4844) | Figures (1-2) (603) | Full Article (PDF)-1084K (563) | Audio-2067K (21) | Peer-Review Report-88K (217) | Answering Reviewers-81K (282) | Received: 05/11/2015 | Revised: 09/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (13966) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1460) | Core Tip (1522) | Full Article (HTML) (5780) | Full Article (PDF)-889K (1017) | Audio-77K (23) | Peer-Review Report-119K (348) | Answering Reviewers-3K (364) | Received: 05/29/2015 | Revised: 11/17/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (16315) | Similar Articles (1008) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1555) | Core Tip (1436) | Full Article (HTML) (7140) | Full Article (PDF)-978K (993) | Audio-616K (21) | Peer-Review Report-105K (324) | Answering Reviewers-223K (301) | Received: 04/28/2015 | Revised: 10/01/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (17120) | Similar Articles (73) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1704) | Core Tip (1560) | Full Article (HTML) (14023) | Tables (1-4) (434) | Full Article (PDF)-1031K (1668) | Audio-2163K (39) | Peer-Review Report-154K (304) | Answering Reviewers-56K (301) | Received: 05/01/2015 | Revised: 08/05/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (28003) | Similar Articles (558) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1743) | Core Tip (1650) | Full Article (HTML) (10603) | Figures (1-2) (464) | Full Article (PDF)-1243K (1182) | Audio-780K (24) | Peer-Review Report-113K (343) | Answering Reviewers-69K (308) | Received: 05/14/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (21940) | Similar Articles (0) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1439) | Core Tip (1451) | Full Article (HTML) (10029) | Figures (1-1) (500) | Tables (1-1) (426) | Full Article (PDF)-1280K (892) | Audio-2240K (21) | Peer-Review Report-95K (296) | Answering Reviewers-72K (301) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (21450) | Similar Articles (0) | Timeline of Article Publication (4) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1541) | Core Tip (1649) | Full Article (HTML) (10326) | Figures (1-4) (547) | Tables (1-1) (428) | Full Article (PDF)-1730K (1181) | Audio-820K (31) | Peer-Review Report-105K (354) | Answering Reviewers-229K (365) | Received: 05/29/2015 | Revised: 08/14/2015 | Accepted: 10/26/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (101) | Total Visits (21736) | Similar Articles (378) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1476) | Core Tip (1358) | Full Article (HTML) (7677) | Tables (1-1) (419) | Full Article (PDF)-957K (808) | Audio-1050K (16) | Peer-Review Report-79K (259) | Answering Reviewers-174K (262) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (17632) | Similar Articles (332) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1406) | Core Tip (1390) | Full Article (HTML) (6708) | Figures (1-3) (490) | Tables (1-1) (391) | Full Article (PDF)-1825K (935) | Audio-1433K (36) | Peer-Review Report-95K (368) | Answering Reviewers-135K (296) | Received: 07/20/2015 | Revised: 09/25/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (17795) | Similar Articles (332) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1483) | Core Tip (1544) | Full Article (HTML) (9339) | Figures (1-1) (510) | Full Article (PDF)-1163K (1110) | Audio-2477K (23) | Peer-Review Report-96K (452) | Answering Reviewers-16K (302) | Received: 05/28/2015 | Revised: 08/06/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (20010) | Similar Articles (1769) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1688) | Core Tip (1624) | Full Article (HTML) (8485) | Tables (1-3) (458) | Full Article (PDF)-980K (1438) | Audio-1860K (25) | Peer-Review Report-81K (329) | Answering Reviewers-243K (328) | Received: 04/28/2015 | Revised: 07/08/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (44) | Total Visits (20185) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1374) | Core Tip (1380) | Full Article (HTML) (8117) | Figures (1-1) (487) | Tables (1-4) (467) | Full Article (PDF)-1063K (1213) | Audio-140K (32) | Peer-Review Report-109K (281) | Answering Reviewers-62K (282) | Received: 04/28/2015 | Revised: 10/14/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (70) | Total Visits (19510) | Similar Articles (502) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1410) | Core Tip (1259) | Full Article (HTML) (4635) | Tables (1-1) (450) | Full Article (PDF)-909K (707) | Audio-780K (15) | Peer-Review Report-81K (224) | Answering Reviewers-69K (299) | Received: 05/29/2015 | Revised: 10/10/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (13383) | Similar Articles (2) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1604) | Core Tip (1593) | Full Article (HTML) (9251) | Figures (1-3) (514) | Full Article (PDF)-1060K (1682) | Audio-830K (27) | Peer-Review Report-92K (326) | Answering Reviewers-251K (484) | Received: 04/27/2015 | Revised: 09/29/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (20861) | Similar Articles (511) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1624) | Core Tip (1684) | Full Article (HTML) (9806) | Figures (1-1) (467) | Tables (1-4) (712) | Full Article (PDF)-1183K (1432) | Audio-595K (27) | Peer-Review Report-79K (317) | Answering Reviewers-64K (319) | Received: 04/17/2015 | Revised: 10/20/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (98) | Total Visits (21741) | Similar Articles (519) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1523) | Core Tip (1428) | Full Article (HTML) (5564) | Full Article (PDF)-1013K (834) | Audio-289K (31) | Peer-Review Report-141K (343) | Answering Reviewers-43K (278) | Received: 05/07/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (15236) | Similar Articles (502) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1574) | Core Tip (1635) | Full Article (HTML) (13995) | Figures (1-6) (1630) | Full Article (PDF)-1364K (1439) | Audio-102K (37) | Peer-Review Report-107K (322) | Answering Reviewers-4K (374) | Received: 04/29/2015 | Revised: 08/13/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (25712) | Similar Articles (35) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1395) | Core Tip (1400) | Full Article (HTML) (10457) | Figures (1-4) (562) | Full Article (PDF)-1292K (1013) | Audio-2615K (21) | Peer-Review Report-78K (303) | Answering Reviewers-73K (323) | Received: 04/28/2015 | Revised: 09/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (20006) | Similar Articles (41) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1280) | Core Tip (1305) | Full Article (HTML) (5289) | Figures (1-4) (494) | Full Article (PDF)-1386K (649) | Audio-485K (13) | Peer-Review Report-82K (242) | Answering Reviewers-92K (287) | Received: 05/28/2015 | Revised: 10/14/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (16497) | Similar Articles (73) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1444) | Core Tip (1361) | Full Article (HTML) (8875) | Figures (1-3) (649) | Full Article (PDF)-1287K (864) | Audio-450K (18) | Peer-Review Report-72K (325) | Answering Reviewers-170K (280) | Received: 04/28/2015 | Revised: 09/12/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (19789) | Similar Articles (69) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1330) | Core Tip (1349) | Full Article (HTML) (9015) | Full Article (PDF)-1002K (1089) | Audio-461K (34) | Peer-Review Report-89K (354) | Answering Reviewers-149K (426) | Received: 07/28/2015 | Revised: 09/14/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (20602) | Similar Articles (257) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2194) | Core Tip (1295) | Full Article (HTML) (6995) | Figures (1-3) (503) | Tables (1-5) (479) | Full Article (PDF)-1341K (1002) | Audio-1712K (41) | Peer-Review Report-87K (320) | Answering Reviewers-24K (439) | Received: 08/08/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (52) | Total Visits (18251) | Similar Articles (2) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1499) | Core Tip (1468) | Full Article (HTML) (7345) | Figures (1-2) (497) | Tables (1-4) (486) | Full Article (PDF)-1092K (988) | Audio-2414K (33) | Peer-Review Report-89K (330) | Answering Reviewers-48K (302) | Received: 07/31/2015 | Revised: 09/20/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (18134) | Similar Articles (237) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1462) | Core Tip (1462) | Full Article (HTML) (11824) | Figures (1-1) (502) | Tables (1-2) (463) | Full Article (PDF)-3193K (1443) | Audio-463K (55) | Peer-Review Report-97K (285) | Answering Reviewers-107K (333) | Received: 06/25/2015 | Revised: 08/20/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (100) | Total Visits (25051) | Similar Articles (129) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1336) | Core Tip (1306) | Full Article (HTML) (5158) | Figures (1-2) (327) | Tables (1-1) (431) | Full Article (PDF)-1670K (870) | Audio-960K (22) | Peer-Review Report-118K (305) | Answering Reviewers-196K (218) | Received: 07/22/2015 | Revised: 09/28/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (38) | Total Visits (14927) | Similar Articles (12) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1814) | Core Tip (1782) | Full Article (HTML) (13741) | Figures (1-3) (595) | Tables (1-8) (820) | Full Article (PDF)-1424K (1599) | Audio-536K (42) | Peer-Review Report-110K (389) | Answering Reviewers-337K (556) | Received: 04/28/2015 | Revised: 10/11/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (103) | Total Visits (28296) | Similar Articles (745) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1388) | Core Tip (1466) | Full Article (HTML) (5246) | Figures (1-1) (467) | Tables (1-4) (454) | Full Article (PDF)-1163K (948) | Audio-719K (20) | Peer-Review Report-121K (255) | Answering Reviewers-126K (266) | Received: 05/30/2015 | Revised: 08/20/2015 | Accepted: 10/29/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (15515) | Similar Articles (1) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1436) | Core Tip (1630) | Full Article (HTML) (6520) | Tables (1-2) (558) | Full Article (PDF)-1043K (1110) | Audio-815K (17) | Peer-Review Report-78K (384) | Answering Reviewers-60K (377) | Received: 07/27/2015 | Revised: 09/26/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (17541) | Similar Articles (143) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1496) | Core Tip (1430) | Full Article (HTML) (6120) | Figures (1-3) (502) | Tables (1-1) (494) | Full Article (PDF)-933K (819) | Audio-736K (13) | Peer-Review Report-77K (305) | Answering Reviewers-38K (323) | Received: 04/05/2015 | Revised: 07/14/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (18273) | Similar Articles (228) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1292) | Core Tip (1646) | Full Article (HTML) (2996) | Full Article (PDF)-703K (500) | Audio-3696K (14) | Peer-Review Report-84K (271) | Answering Reviewers-39K (248) | Received: 04/18/2015 | Revised: 07/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (12696) | Similar Articles (511) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open