Abstract (1296) | Core Tip (1166) | Full Article (HTML) (3440) | Full Article (PDF)-843K (449) | Peer-Review Report-107K (232) | Answering Reviewers-65K (262) | Received: 01/28/2015 | Revised: 02/17/2015 | Accepted: 03/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (11356) | Similar Articles (2112) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1214) | Core Tip (1242) | Full Article (HTML) (3970) | Tables (1-2) (447) | Full Article (PDF)-900K (758) | Peer-Review Report-85K (305) | Answering Reviewers-269K (253) | Received: 01/13/2015 | Revised: 02/14/2015 | Accepted: 03/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15541) | Similar Articles (365) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1677) | Core Tip (1778) | Full Article (HTML) (20234) | Figures (1-3) (473) | Tables (1-2) (458) | Full Article (PDF)-1289K (1185) | Peer-Review Report-93K (353) | Answering Reviewers-105K (341) | Received: 08/13/2014 | Revised: 12/22/2014 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (93) | Total Visits (34136) | Similar Articles (338) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1733) | Core Tip (1689) | Full Article (HTML) (31026) | Figures (1-8) (642) | Tables (1-3) (428) | Full Article (PDF)-1602K (1574) | Peer-Review Report-86K (398) | Answering Reviewers-205K (437) | Received: 05/20/2014 | Revised: 11/26/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (291) | Total Visits (42943) | Similar Articles (339) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1197) | Core Tip (1231) | Full Article (HTML) (4513) | Figures (1-5) (433) | Tables (1-2) (388) | Full Article (PDF)-1363K (577) | Peer-Review Report-95K (274) | Answering Reviewers-70K (212) | Received: 09/11/2014 | Revised: 12/16/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (15046) | Similar Articles (23) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1358) | Core Tip (1140) | Full Article (HTML) (5879) | Figures (1-8) (742) | Tables (1-2) (432) | Full Article (PDF)-3025K (631) | Peer-Review Report-94K (265) | Answering Reviewers-29K (240) | Received: 07/04/2014 | Revised: 12/30/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (14822) | Similar Articles (1799) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1289) | Core Tip (1274) | Full Article (HTML) (5149) | Figures (1-1) (433) | Tables (1-1) (451) | Full Article (PDF)-1119K (762) | Peer-Review Report-129K (315) | Answering Reviewers-93K (284) | Received: 08/14/2014 | Revised: 01/03/2015 | Accepted: 02/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (15030) | Similar Articles (38) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1217) | Core Tip (1263) | Full Article (HTML) (4796) | Tables (1-1) (491) | Full Article (PDF)-965K (637) | Peer-Review Report-129K (438) | Answering Reviewers-104K (297) | Received: 08/26/2014 | Revised: 10/31/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (13506) | Similar Articles (456) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1281) | Core Tip (1119) | Full Article (HTML) (3584) | Tables (1-4) (587) | Full Article (PDF)-1069K (521) | Peer-Review Report-102K (319) | Answering Reviewers-46K (275) | Received: 07/26/2014 | Revised: 08/29/2014 | Accepted: 03/05/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (12484) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1226) | Core Tip (1164) | Full Article (HTML) (3225) | Figures (1-2) (412) | Full Article (PDF)-1078K (387) | Peer-Review Report-112K (266) | Answering Reviewers-78K (202) | Received: 09/02/2014 | Revised: 01/10/2015 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (11221) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open