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Abstract (2070) | Core Tip (1753) | Full Article (HTML) (22090) | Figures (1-1) (651) | Tables (1-1) (478) | Full Article (PDF)-5600K (3566) | Peer-Review Report-131K (344) | Answering Reviewers-85K (352) | Received: 06/24/2013 | Revised: 08/01/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (209) | Total Visits (34864) | Similar Articles (188) | Timeline of Article Publication (6) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1410) | Core Tip (1330) | Full Article (HTML) (8130) | Figures (1-2) (525) | Tables (1-1) (690) | Full Article (PDF)-7479K (1025) | Peer-Review Report-95K (313) | Answering Reviewers-88K (287) | Received: 06/28/2013 | Revised: 07/13/2013 | Accepted: 08/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (16747) | Similar Articles (49) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1334) | Core Tip (1414) | Full Article (HTML) (15709) | Figures (1-1) (492) | Tables (1-1) (469) | Full Article (PDF)-2249K (2819) | Peer-Review Report-195K (304) | Answering Reviewers-395K (307) | Received: 05/16/2013 | Revised: 07/06/2013 | Accepted: 09/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (173) | Total Visits (25352) | Similar Articles (233) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1408) | Core Tip (1131) | Full Article (HTML) (5860) | Figures (1-4) (898) | Tables (1-3) (438) | Full Article (PDF)-3569K (545) | Peer-Review Report-96K (360) | Answering Reviewers-81K (327) | Received: 04/14/2013 | Revised: 05/23/2013 | Accepted: 08/01/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (14057) | Similar Articles (29) | 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 (1488) | Core Tip (1251) | Full Article (HTML) (4894) | Figures (1-10) (490) | Tables (1-1) (454) | Full Article (PDF)-6608K (514) | Peer-Review Report-94K (323) | Answering Reviewers-71K (258) | Received: 05/25/2013 | Revised: 08/27/2013 | Accepted: 09/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (11788) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1360) | Core Tip (1197) | Full Article (HTML) (4330) | Figures (1-3) (493) | Tables (1-3) (873) | Full Article (PDF)-3832K (583) | Peer-Review Report-99K (278) | Answering Reviewers-127K (358) | Received: 06/24/2013 | Revised: 08/07/2013 | Accepted: 10/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (12045) | Similar Articles (12) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open