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Abstract (1462) | Core Tip (1515) | Full Article (HTML) (11535) | Figures (1-1) (722) | Tables (1-1) (514) | Full Article (PDF)-1231K (1236) | Peer-Review Report-155K (313) | Answering Reviewers-238K (442) | Received: 05/26/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (23315) | Similar Articles (103) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1499) | Core Tip (1447) | Full Article (HTML) (7983) | Figures (1-1) (623) | Full Article (PDF)-1231K (765) | Peer-Review Report-88K (412) | Answering Reviewers-67K (318) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (20000) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1596) | Core Tip (1525) | Full Article (HTML) (5736) | Full Article (PDF)-1201K (829) | Peer-Review Report-79K (341) | Answering Reviewers-209K (321) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (16448) | Similar Articles (93) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1467) | Core Tip (1434) | Full Article (HTML) (7632) | Tables (1-2) (577) | Full Article (PDF)-1112K (810) | Peer-Review Report-81K (287) | Answering Reviewers-63K (398) | Received: 04/28/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (35) | Total Visits (18268) | Similar Articles (191) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1540) | Core Tip (1512) | Full Article (HTML) (5672) | Tables (1-4) (615) | Full Article (PDF)-1201K (809) | Peer-Review Report-80K (279) | Answering Reviewers-92K (354) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (18370) | Similar Articles (26) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1977) | Core Tip (1681) | Full Article (HTML) (16903) | Tables (1-4) (569) | Full Article (PDF)-1241K (2395) | Peer-Review Report-101K (519) | Answering Reviewers-283K (499) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (243) | Total Visits (31590) | Similar Articles (386) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1607) | Core Tip (1565) | Full Article (HTML) (6576) | Figures (1-1) (630) | Full Article (PDF)-1205K (845) | Peer-Review Report-79K (343) | Answering Reviewers-112K (313) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (17169) | Similar Articles (179) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1650) | Core Tip (1661) | Full Article (HTML) (9319) | Figures (1-2) (572) | Full Article (PDF)-1274K (1211) | Peer-Review Report-83K (350) | Answering Reviewers-326K (348) | Received: 06/03/2015 | Revised: 09/11/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (84) | Total Visits (22674) | Similar Articles (339) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1882) | Core Tip (1595) | Full Article (HTML) (19858) | Figures (1-1) (571) | Tables (1-1) (499) | Full Article (PDF)-1536K (2192) | Peer-Review Report-104K (332) | Answering Reviewers-212K (349) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (32957) | Similar Articles (362) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1978) | Core Tip (1639) | Full Article (HTML) (8118) | Figures (1-2) (580) | Full Article (PDF)-1408K (1090) | Peer-Review Report-81K (359) | Answering Reviewers-105K (512) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (21551) | Similar Articles (1871) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1873) | Core Tip (1563) | Full Article (HTML) (15593) | Figures (1-3) (549) | Tables (1-2) (529) | Full Article (PDF)-1591K (1581) | Peer-Review Report-78K (397) | Answering Reviewers-71K (575) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (29011) | Similar Articles (1872) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1720) | Core Tip (1627) | Full Article (HTML) (12368) | Figures (1-2) (574) | Tables (1-3) (469) | Full Article (PDF)-3282K (1388) | Peer-Review Report-91K (332) | Answering Reviewers-100K (392) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (25831) | Similar Articles (1877) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1650) | Core Tip (1489) | Full Article (HTML) (6941) | Figures (1-1) (555) | Tables (1-1) (474) | Full Article (PDF)-1208K (967) | Peer-Review Report-109K (363) | Answering Reviewers-11K (329) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (56) | Total Visits (18140) | Similar Articles (68) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1386) | Core Tip (1370) | Full Article (HTML) (7742) | Tables (1-2) (504) | Full Article (PDF)-1257K (732) | Peer-Review Report-88K (415) | Answering Reviewers-63K (333) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (19942) | Similar Articles (2461) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1547) | Core Tip (1451) | Full Article (HTML) (4800) | Tables (1-1) (573) | Full Article (PDF)-1087K (978) | Peer-Review Report-79K (297) | Answering Reviewers-210K (315) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (15333) | Similar Articles (913) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1668) | Core Tip (1669) | Full Article (HTML) (5242) | Tables (1-3) (508) | Full Article (PDF)-1175K (837) | Peer-Review Report-111K (396) | Answering Reviewers-93K (538) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (16403) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1515) | Core Tip (1459) | Full Article (HTML) (5347) | Tables (1-3) (516) | Full Article (PDF)-1244K (833) | Peer-Review Report-99K (333) | Answering Reviewers-103K (348) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (16692) | Similar Articles (242) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1526) | Core Tip (1474) | Full Article (HTML) (8122) | Figures (1-2) (680) | Tables (1-3) (578) | Full Article (PDF)-1435K (847) | Peer-Review Report-144K (337) | Answering Reviewers-91K (395) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (19645) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1830) | Core Tip (1749) | Full Article (HTML) (10125) | Figures (1-1) (525) | Tables (1-3) (561) | Full Article (PDF)-1377K (1937) | Peer-Review Report-81K (394) | Answering Reviewers-192K (513) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (23817) | Similar Articles (44) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1394) | Core Tip (1507) | Full Article (HTML) (4527) | Tables (1-4) (549) | Full Article (PDF)-1160K (583) | Peer-Review Report-118K (307) | Answering Reviewers-450K (314) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (14660) | Similar Articles (301) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1281) | Core Tip (1364) | Full Article (HTML) (7750) | Figures (1-1) (551) | Full Article (PDF)-1069K (825) | Peer-Review Report-92K (275) | Answering Reviewers-105K (385) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (33) | Total Visits (18342) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1504) | Core Tip (1713) | Full Article (HTML) (8826) | Figures (1-6) (650) | Tables (1-1) (511) | Full Article (PDF)-1824K (972) | Peer-Review Report-99K (349) | Answering Reviewers-185K (6440) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (26597) | Similar Articles (1871) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1586) | Core Tip (1356) | Full Article (HTML) (7998) | Figures (1-3) (544) | Full Article (PDF)-1184K (1019) | Peer-Review Report-91K (303) | Answering Reviewers-106K (381) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (88) | Total Visits (18245) | Similar Articles (1900) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1830) | Core Tip (1806) | Full Article (HTML) (31242) | Figures (1-2) (899) | Full Article (PDF)-1398K (2751) | Peer-Review Report-80K (444) | Answering Reviewers-172K (458) | Received: 02/24/2015 | Revised: 06/15/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (161) | Total Visits (46233) | Similar Articles (11) | Timeline of Article Publication (5) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1371) | Core Tip (1299) | Full Article (HTML) (8823) | Tables (1-1) (474) | Full Article (PDF)-1093K (859) | Peer-Review Report-86K (272) | Answering Reviewers-106K (305) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (18773) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1403) | Core Tip (1398) | Full Article (HTML) (5388) | Figures (1-8) (604) | Tables (1-8) (575) | Full Article (PDF)-1292K (875) | Peer-Review Report-92K (313) | Answering Reviewers-36K (325) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (16548) | Similar Articles (2505) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open