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Abstract (1165) | Core Tip (1205) | Full Article (HTML) (10494) | Figures (1-3) (158) | Tables (1-2) (133) | Full Article (PDF)-1289K (1015) | Peer-Review Report-93K (272) | Answering Reviewers-105K (258) | Received: 08/13/2014 | Revised: 12/22/2014 | Accepted: 02/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (81) | Total Visits (20986) | Similar Articles (333) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (733) | Core Tip (780) | Full Article (HTML) (3537) | Figures (1-5) (131) | Tables (1-2) (131) | Full Article (PDF)-1363K (480) | Peer-Review Report-95K (204) | Answering Reviewers-70K (146) | Received: 09/11/2014 | Revised: 12/16/2014 | Accepted: 01/20/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (11388) | Similar Articles (20) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (848) | Core Tip (734) | Full Article (HTML) (4396) | Figures (1-8) (336) | Tables (1-2) (133) | Full Article (PDF)-3025K (480) | Peer-Review Report-94K (188) | Answering Reviewers-29K (182) | Received: 07/04/2014 | Revised: 12/30/2014 | Accepted: 01/19/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (10730) | Similar Articles (1587) | 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 (833) | Core Tip (808) | Full Article (HTML) (3546) | Tables (1-1) (155) | Full Article (PDF)-965K (527) | Peer-Review Report-129K (330) | Answering Reviewers-104K (215) | Received: 08/26/2014 | Revised: 10/31/2014 | Accepted: 01/20/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (10011) | Similar Articles (415) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (933) | Core Tip (725) | Full Article (HTML) (2713) | Tables (1-4) (99) | Full Article (PDF)-1069K (422) | Peer-Review Report-102K (243) | Answering Reviewers-46K (198) | Received: 07/26/2014 | Revised: 08/29/2014 | Accepted: 03/05/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (9319) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (812) | Core Tip (703) | Full Article (HTML) (2397) | Figures (1-2) (116) | Full Article (PDF)-1078K (321) | Peer-Review Report-112K (196) | Answering Reviewers-78K (147) | Received: 09/02/2014 | Revised: 01/10/2015 | Accepted: 02/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (8262) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open