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Abstract (1376) | Core Tip (1348) | Full Article (HTML) (5200) | Figures (1-1) (554) | Tables (1-1) (445) | Full Article (PDF)-2528K (619) | Peer-Review Report-163K (292) | Answering Reviewers-67K (323) | Received: 06/13/2013 | Revised: 08/07/2013 | Accepted: 08/20/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (12933) | Similar Articles (3) | 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 (2054) | Core Tip (1733) | Full Article (HTML) (21978) | Figures (1-1) (636) | Tables (1-1) (465) | Full Article (PDF)-5600K (3545) | Peer-Review Report-131K (330) | Answering Reviewers-85K (344) | Received: 06/24/2013 | Revised: 08/01/2013 | Accepted: 09/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (209) | Total Visits (34545) | Similar Articles (182) | 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 (1395) | Core Tip (1313) | Full Article (HTML) (8085) | Figures (1-2) (512) | Tables (1-1) (675) | Full Article (PDF)-7479K (1014) | Peer-Review Report-95K (305) | Answering Reviewers-88K (283) | Received: 06/28/2013 | Revised: 07/13/2013 | Accepted: 08/17/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (16501) | Similar Articles (49) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1318) | Core Tip (1393) | Full Article (HTML) (15649) | Figures (1-1) (478) | Tables (1-1) (458) | Full Article (PDF)-2249K (2797) | Peer-Review Report-195K (299) | Answering Reviewers-395K (304) | Received: 05/16/2013 | Revised: 07/06/2013 | Accepted: 09/05/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (172) | Total Visits (25089) | Similar Articles (228) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1393) | Core Tip (1112) | Full Article (HTML) (5794) | Figures (1-4) (871) | Tables (1-3) (427) | Full Article (PDF)-3569K (538) | Peer-Review Report-96K (354) | Answering Reviewers-81K (325) | Received: 04/14/2013 | Revised: 05/23/2013 | Accepted: 08/01/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (13794) | Similar Articles (29) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1268) | Core Tip (1180) | Full Article (HTML) (3886) | Figures (1-6) (554) | Tables (1-2) (442) | Full Article (PDF)-5491K (483) | Peer-Review Report-96K (262) | Answering Reviewers-104K (286) | Received: 04/17/2013 | Revised: 06/11/2013 | Accepted: 08/13/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (11069) | Similar Articles (21) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1468) | Core Tip (1231) | Full Article (HTML) (4811) | Figures (1-10) (475) | Tables (1-1) (440) | Full Article (PDF)-6608K (504) | Peer-Review Report-94K (316) | Answering Reviewers-71K (253) | Received: 05/25/2013 | Revised: 08/27/2013 | Accepted: 09/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (11550) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1341) | Core Tip (1179) | Full Article (HTML) (4306) | Figures (1-3) (479) | Tables (1-3) (858) | Full Article (PDF)-3832K (572) | Peer-Review Report-99K (272) | Answering Reviewers-127K (352) | Received: 06/24/2013 | Revised: 08/07/2013 | Accepted: 10/18/2013 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (11811) | Similar Articles (12) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open