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Abstract (1182) | Core Tip (1252) | Full Article (HTML) (11211) | Figures (1-1) (375) | Tables (1-1) (363) | Full Article (PDF)-2249K (669) | Peer-Review Report-195K (232) | Answering Reviewers-395K (260) | Received: 05/16/2013 | Revised: 07/06/2013 | Accepted: 09/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (167) | Total Visits (17732) | Similar Articles (219) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1147) | Core Tip (1053) | Full Article (HTML) (3651) | Figures (1-6) (449) | Tables (1-2) (326) | Full Article (PDF)-5491K (448) | Peer-Review Report-96K (229) | Answering Reviewers-104K (259) | Received: 04/17/2013 | Revised: 06/11/2013 | Accepted: 08/13/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (9977) | Similar Articles (19) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1324) | Core Tip (1114) | Full Article (HTML) (4531) | Figures (1-10) (370) | Tables (1-1) (336) | Full Article (PDF)-6608K (430) | Peer-Review Report-94K (270) | Answering Reviewers-71K (213) | Received: 05/25/2013 | Revised: 08/27/2013 | Accepted: 09/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (10392) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1203) | Core Tip (1046) | Full Article (HTML) (4066) | Figures (1-3) (389) | Tables (1-3) (666) | Full Article (PDF)-3832K (526) | Peer-Review Report-99K (232) | Answering Reviewers-127K (318) | Received: 06/24/2013 | Revised: 08/07/2013 | Accepted: 10/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (10664) | Similar Articles (11) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open