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Abstract (1535) | Core Tip (1406) | Full Article (HTML) (3264) | Full Article (PDF)-763K (508) | Audio-322K (16) | Peer-Review Report-105K (273) | Answering Reviewers-275K (267) | Received: 04/16/2015 | Revised: 07/14/2015 | Accepted: 09/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (12884) | Similar Articles (11) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2002) | Core Tip (1833) | Full Article (HTML) (17868) | Tables (1-1) (580) | Full Article (PDF)-984K (4212) | Audio-975K (35) | Peer-Review Report-69K (374) | Answering Reviewers-67K (332) | Received: 08/20/2014 | Revised: 12/02/2014 | Accepted: 11/04/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (160) | Total Visits (32948) | Similar Articles (3) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2151) | Core Tip (1896) | Full Article (HTML) (13988) | Tables (1-1) (566) | Full Article (PDF)-982K (1207) | Audio-4440K (69) | Peer-Review Report-121K (428) | Answering Reviewers-510K (373) | Received: 09/02/2015 | Revised: 10/21/2015 | Accepted: 12/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (29016) | Similar Articles (4) | Timeline of Article Publication (5) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1746) | Core Tip (1744) | Full Article (HTML) (9162) | Tables (1-2) (1175) | Full Article (PDF)-978K (3281) | Audio-1206K (32) | Peer-Review Report-79K (422) | Answering Reviewers-324K (462) | Received: 06/09/2015 | Revised: 08/27/2015 | Accepted: 10/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (100) | Total Visits (38389) | Similar Articles (8) | 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 (1364) | Core Tip (1348) | Full Article (HTML) (3939) | Tables (1-3) (521) | Full Article (PDF)-974K (572) | Audio-149K (34) | Peer-Review Report-114K (285) | Answering Reviewers-133K (267) | Received: 06/24/2015 | Revised: 08/31/2015 | Accepted: 10/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (15219) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1545) | Core Tip (1543) | Full Article (HTML) (4511) | Figures (1-2) (364) | Tables (1-3) (356) | Full Article (PDF)-1163K (686) | Audio-6127K (28) | Peer-Review Report-108K (366) | Answering Reviewers-109K (247) | Received: 04/14/2015 | Revised: 06/18/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (17147) | Similar Articles (40) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1548) | Core Tip (1616) | Full Article (HTML) (3223) | Tables (1-5) (501) | Full Article (PDF)-942K (518) | Audio-596K (25) | Peer-Review Report-93K (298) | Answering Reviewers-218K (248) | Received: 05/07/2015 | Revised: 07/18/2015 | Accepted: 09/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (13823) | Similar Articles (3) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1739) | Core Tip (1609) | Full Article (HTML) (11959) | Tables (1-1) (911) | Full Article (PDF)-969K (3305) | Audio-430K (63) | Peer-Review Report-105K (321) | Answering Reviewers-130K (301) | Received: 06/12/2015 | Revised: 09/23/2015 | Accepted: 11/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (125) | Total Visits (27078) | Similar Articles (208) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open