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Abstract (1319) | Core Tip (1368) | Full Article (HTML) (10569) | Figures (1-1) (571) | Tables (1-1) (420) | Full Article (PDF)-1231K (1146) | Peer-Review Report-155K (259) | Answering Reviewers-238K (369) | Received: 05/26/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (20793) | Similar Articles (100) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1356) | Core Tip (1296) | Full Article (HTML) (7471) | Figures (1-1) (527) | Full Article (PDF)-1231K (691) | Peer-Review Report-88K (318) | Answering Reviewers-67K (263) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (17847) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1423) | Core Tip (1351) | Full Article (HTML) (5162) | Full Article (PDF)-1201K (721) | Peer-Review Report-79K (293) | Answering Reviewers-209K (271) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14571) | Similar Articles (88) | 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 (1390) | Core Tip (1355) | Full Article (HTML) (5372) | Tables (1-4) (511) | Full Article (PDF)-1201K (715) | Peer-Review Report-80K (220) | Answering Reviewers-92K (298) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (16346) | Similar Articles (25) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1740) | Core Tip (1468) | Full Article (HTML) (16125) | Tables (1-4) (478) | Full Article (PDF)-1241K (2282) | Peer-Review Report-101K (466) | Answering Reviewers-283K (414) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (224) | Total Visits (29201) | Similar Articles (374) | 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 (1450) | Core Tip (1385) | Full Article (HTML) (6160) | Figures (1-1) (526) | Full Article (PDF)-1205K (773) | Peer-Review Report-79K (269) | Answering Reviewers-112K (258) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (15322) | Similar Articles (163) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1500) | Core Tip (1504) | Full Article (HTML) (8904) | Figures (1-2) (484) | Full Article (PDF)-1274K (1111) | Peer-Review Report-83K (283) | Answering Reviewers-326K (285) | Received: 06/03/2015 | Revised: 09/11/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (79) | Total Visits (20560) | Similar Articles (331) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1677) | Core Tip (1427) | Full Article (HTML) (17307) | Figures (1-1) (460) | Tables (1-1) (398) | Full Article (PDF)-1536K (819) | Peer-Review Report-104K (254) | Answering Reviewers-212K (299) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (27485) | Similar Articles (354) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1756) | Core Tip (1453) | Full Article (HTML) (7625) | Figures (1-2) (442) | Full Article (PDF)-1408K (979) | Peer-Review Report-81K (282) | Answering Reviewers-105K (459) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (19349) | Similar Articles (1745) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1683) | Core Tip (1375) | Full Article (HTML) (14580) | Figures (1-3) (443) | Tables (1-2) (413) | Full Article (PDF)-1591K (1453) | Peer-Review Report-78K (330) | Answering Reviewers-71K (501) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (69) | Total Visits (26339) | Similar Articles (1746) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1577) | Core Tip (1462) | Full Article (HTML) (11913) | Figures (1-2) (446) | Tables (1-3) (371) | Full Article (PDF)-3282K (1273) | Peer-Review Report-91K (278) | Answering Reviewers-100K (326) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (55) | Total Visits (23749) | Similar Articles (1751) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1470) | Core Tip (1293) | Full Article (HTML) (6384) | Figures (1-1) (463) | Tables (1-1) (366) | Full Article (PDF)-1208K (836) | Peer-Review Report-109K (300) | Answering Reviewers-11K (265) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (16123) | Similar Articles (64) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1203) | Core Tip (1216) | Full Article (HTML) (5447) | Tables (1-2) (409) | Full Article (PDF)-1257K (622) | Peer-Review Report-88K (363) | Answering Reviewers-63K (277) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (16044) | Similar Articles (2291) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1401) | Core Tip (1257) | Full Article (HTML) (4407) | Tables (1-1) (443) | Full Article (PDF)-1087K (718) | Peer-Review Report-79K (235) | Answering Reviewers-210K (241) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (13194) | Similar Articles (871) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1475) | Core Tip (1441) | Full Article (HTML) (4893) | Tables (1-3) (406) | Full Article (PDF)-1175K (722) | Peer-Review Report-111K (288) | Answering Reviewers-93K (451) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (14462) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1354) | Core Tip (1311) | Full Article (HTML) (4967) | Tables (1-3) (405) | Full Article (PDF)-1244K (720) | Peer-Review Report-99K (243) | Answering Reviewers-103K (256) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14641) | Similar Articles (240) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1371) | Core Tip (1321) | Full Article (HTML) (7622) | Figures (1-2) (547) | Tables (1-3) (463) | Full Article (PDF)-1435K (775) | Peer-Review Report-144K (282) | Answering Reviewers-91K (334) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (17595) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1641) | Core Tip (1564) | Full Article (HTML) (9427) | Figures (1-1) (431) | Tables (1-3) (445) | Full Article (PDF)-1377K (1843) | Peer-Review Report-81K (335) | Answering Reviewers-192K (453) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (21501) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1258) | Core Tip (1324) | Full Article (HTML) (4217) | Tables (1-4) (420) | Full Article (PDF)-1160K (505) | Peer-Review Report-118K (226) | Answering Reviewers-450K (234) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (12846) | Similar Articles (279) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1147) | Core Tip (1233) | Full Article (HTML) (7124) | Figures (1-1) (438) | Full Article (PDF)-1069K (742) | Peer-Review Report-92K (224) | Answering Reviewers-105K (316) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (16210) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1351) | Core Tip (1521) | Full Article (HTML) (8410) | Figures (1-6) (521) | Tables (1-1) (391) | Full Article (PDF)-1824K (892) | Peer-Review Report-99K (291) | Answering Reviewers-185K (6380) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (24713) | Similar Articles (1745) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1411) | Core Tip (1165) | Full Article (HTML) (7444) | Figures (1-3) (421) | Full Article (PDF)-1184K (936) | Peer-Review Report-91K (245) | Answering Reviewers-106K (321) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (16216) | Similar Articles (1772) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1670) | Core Tip (1633) | Full Article (HTML) (28063) | Figures (1-2) (774) | Full Article (PDF)-1398K (2603) | Peer-Review Report-80K (388) | Answering Reviewers-172K (400) | Received: 02/24/2015 | Revised: 06/15/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (143) | Total Visits (41457) | Similar Articles (7) | Timeline of Article Publication (5) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1200) | Core Tip (1117) | Full Article (HTML) (7455) | Tables (1-1) (362) | Full Article (PDF)-1093K (768) | Peer-Review Report-86K (207) | Answering Reviewers-106K (255) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (15952) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1246) | Core Tip (1189) | Full Article (HTML) (5003) | Figures (1-8) (482) | Tables (1-8) (460) | Full Article (PDF)-1292K (803) | Peer-Review Report-92K (248) | Answering Reviewers-36K (262) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (14558) | Similar Articles (2312) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open