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Abstract (1449) | Core Tip (1505) | Full Article (HTML) (11499) | Figures (1-1) (704) | Tables (1-1) (505) | Full Article (PDF)-1231K (1223) | Peer-Review Report-155K (307) | Answering Reviewers-238K (429) | Received: 05/26/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (23087) | Similar Articles (103) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1489) | Core Tip (1433) | Full Article (HTML) (7940) | Figures (1-1) (615) | Full Article (PDF)-1231K (757) | Peer-Review Report-88K (399) | Answering Reviewers-67K (311) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (19754) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1583) | Core Tip (1511) | Full Article (HTML) (5708) | Full Article (PDF)-1201K (811) | Peer-Review Report-79K (335) | Answering Reviewers-209K (313) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (16269) | Similar Articles (93) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1456) | Core Tip (1422) | Full Article (HTML) (7597) | Tables (1-2) (567) | Full Article (PDF)-1112K (795) | Peer-Review Report-81K (280) | Answering Reviewers-63K (394) | Received: 04/28/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (18088) | Similar Articles (190) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1527) | Core Tip (1498) | Full Article (HTML) (5650) | Tables (1-4) (605) | Full Article (PDF)-1201K (782) | Peer-Review Report-80K (268) | Answering Reviewers-92K (347) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (18137) | Similar Articles (26) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1961) | Core Tip (1667) | Full Article (HTML) (16840) | Tables (1-4) (558) | Full Article (PDF)-1241K (2382) | Peer-Review Report-101K (514) | Answering Reviewers-283K (494) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (242) | Total Visits (31362) | Similar Articles (384) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1461) | Core Tip (1623) | Full Article (HTML) (10245) | Figures (1-4) (557) | Tables (1-2) (554) | Full Article (PDF)-1327K (1114) | Peer-Review Report-94K (366) | Answering Reviewers-67K (482) | Received: 04/23/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (22603) | Similar Articles (373) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1593) | Core Tip (1549) | Full Article (HTML) (6540) | Figures (1-1) (620) | Full Article (PDF)-1205K (832) | Peer-Review Report-79K (337) | Answering Reviewers-112K (307) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (16971) | Similar Articles (177) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1637) | Core Tip (1641) | Full Article (HTML) (9284) | Figures (1-2) (564) | Full Article (PDF)-1274K (1198) | Peer-Review Report-83K (343) | Answering Reviewers-326K (342) | Received: 06/03/2015 | Revised: 09/11/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (84) | Total Visits (22443) | Similar Articles (339) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1870) | Core Tip (1578) | Full Article (HTML) (19829) | Figures (1-1) (563) | Tables (1-1) (481) | Full Article (PDF)-1536K (2181) | Peer-Review Report-104K (324) | Answering Reviewers-212K (340) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (32716) | Similar Articles (362) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1962) | Core Tip (1623) | Full Article (HTML) (8057) | Figures (1-2) (569) | Full Article (PDF)-1408K (1079) | Peer-Review Report-81K (352) | Answering Reviewers-105K (507) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (21320) | Similar Articles (1855) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1861) | Core Tip (1543) | Full Article (HTML) (15530) | Figures (1-3) (540) | Tables (1-2) (515) | Full Article (PDF)-1591K (1565) | Peer-Review Report-78K (387) | Answering Reviewers-71K (563) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (28735) | Similar Articles (1856) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1706) | Core Tip (1611) | Full Article (HTML) (12319) | Figures (1-2) (564) | Tables (1-3) (456) | Full Article (PDF)-3282K (1373) | Peer-Review Report-91K (328) | Answering Reviewers-100K (386) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (25592) | Similar Articles (1861) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1638) | Core Tip (1476) | Full Article (HTML) (6911) | Figures (1-1) (546) | Tables (1-1) (461) | Full Article (PDF)-1208K (943) | Peer-Review Report-109K (354) | Answering Reviewers-11K (321) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (56) | Total Visits (17928) | Similar Articles (68) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1375) | Core Tip (1354) | Full Article (HTML) (7704) | Tables (1-2) (491) | Full Article (PDF)-1257K (722) | Peer-Review Report-88K (407) | Answering Reviewers-63K (326) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (19701) | Similar Articles (2444) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1536) | Core Tip (1437) | Full Article (HTML) (4757) | Tables (1-1) (561) | Full Article (PDF)-1087K (847) | Peer-Review Report-79K (287) | Answering Reviewers-210K (304) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14868) | Similar Articles (911) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1645) | Core Tip (1654) | Full Article (HTML) (5203) | Tables (1-3) (496) | Full Article (PDF)-1175K (826) | Peer-Review Report-111K (384) | Answering Reviewers-93K (526) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (16190) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1502) | Core Tip (1443) | Full Article (HTML) (5314) | Tables (1-3) (506) | Full Article (PDF)-1244K (820) | Peer-Review Report-99K (324) | Answering Reviewers-103K (338) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (16464) | Similar Articles (242) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1507) | Core Tip (1460) | Full Article (HTML) (8075) | Figures (1-2) (666) | Tables (1-3) (565) | Full Article (PDF)-1435K (834) | Peer-Review Report-144K (327) | Answering Reviewers-91K (391) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (19384) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1817) | Core Tip (1736) | Full Article (HTML) (10084) | Figures (1-1) (515) | Tables (1-3) (553) | Full Article (PDF)-1377K (1925) | Peer-Review Report-81K (387) | Answering Reviewers-192K (503) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (23612) | Similar Articles (43) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1384) | Core Tip (1495) | Full Article (HTML) (4494) | Tables (1-4) (540) | Full Article (PDF)-1160K (577) | Peer-Review Report-118K (298) | Answering Reviewers-450K (309) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (14455) | Similar Articles (296) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1270) | Core Tip (1350) | Full Article (HTML) (7716) | Figures (1-1) (538) | Full Article (PDF)-1069K (819) | Peer-Review Report-92K (269) | Answering Reviewers-105K (378) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (33) | Total Visits (18137) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1490) | Core Tip (1701) | Full Article (HTML) (8783) | Figures (1-6) (637) | Tables (1-1) (501) | Full Article (PDF)-1824K (963) | Peer-Review Report-99K (344) | Answering Reviewers-185K (6434) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (26382) | Similar Articles (1855) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1573) | Core Tip (1343) | Full Article (HTML) (7952) | Figures (1-3) (533) | Full Article (PDF)-1184K (1005) | Peer-Review Report-91K (293) | Answering Reviewers-106K (376) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (88) | Total Visits (18056) | Similar Articles (1884) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1819) | Core Tip (1793) | Full Article (HTML) (31099) | Figures (1-2) (886) | Full Article (PDF)-1398K (2732) | Peer-Review Report-80K (440) | Answering Reviewers-172K (453) | Received: 02/24/2015 | Revised: 06/15/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (161) | Total Visits (45919) | 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 (1358) | Core Tip (1283) | Full Article (HTML) (8782) | Tables (1-1) (463) | Full Article (PDF)-1093K (847) | Peer-Review Report-86K (267) | Answering Reviewers-106K (301) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (18564) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1394) | Core Tip (1382) | Full Article (HTML) (5353) | Figures (1-8) (589) | Tables (1-8) (560) | Full Article (PDF)-1292K (867) | Peer-Review Report-92K (308) | Answering Reviewers-36K (317) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (16336) | Similar Articles (2486) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open