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Abstract (1516) | Core Tip (1376) | Full Article (HTML) (3216) | Full Article (PDF)-763K (498) | Audio-322K (13) | Peer-Review Report-105K (269) | Answering Reviewers-275K (259) | Received: 04/16/2015 | Revised: 07/14/2015 | Accepted: 09/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (12432) | Similar Articles (11) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1965) | Core Tip (1810) | Full Article (HTML) (17750) | Tables (1-1) (555) | Full Article (PDF)-984K (4191) | Audio-975K (30) | Peer-Review Report-69K (361) | Answering Reviewers-67K (322) | Received: 08/20/2014 | Revised: 12/02/2014 | Accepted: 11/04/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (157) | Total Visits (32513) | Similar Articles (2) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2100) | Core Tip (1871) | Full Article (HTML) (13680) | Tables (1-1) (541) | Full Article (PDF)-982K (1175) | Audio-4440K (69) | Peer-Review Report-121K (421) | Answering Reviewers-510K (363) | Received: 09/02/2015 | Revised: 10/21/2015 | Accepted: 12/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (28331) | Similar Articles (4) | Timeline of Article Publication (5) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1728) | Core Tip (1716) | Full Article (HTML) (9105) | Tables (1-2) (1149) | Full Article (PDF)-978K (3258) | Audio-1206K (32) | Peer-Review Report-79K (414) | Answering Reviewers-324K (457) | Received: 06/09/2015 | Revised: 08/27/2015 | Accepted: 10/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (98) | Total Visits (37983) | Similar Articles (8) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1851) | Core Tip (1624) | Full Article (HTML) (10313) | Full Article (PDF)-883K (1128) | Audio-1203K (28) | Peer-Review Report-80K (331) | Answering Reviewers-120K (406) | Received: 06/12/2015 | Revised: 09/08/2015 | Accepted: 10/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (21067) | Similar Articles (28) | Timeline of Article Publication (6) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1346) | Core Tip (1329) | Full Article (HTML) (3912) | Tables (1-3) (503) | Full Article (PDF)-974K (563) | Audio-149K (32) | Peer-Review Report-114K (279) | Answering Reviewers-133K (260) | Received: 06/24/2015 | Revised: 08/31/2015 | Accepted: 10/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (14914) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1521) | Core Tip (1525) | Full Article (HTML) (4461) | Figures (1-2) (351) | Tables (1-3) (337) | Full Article (PDF)-1163K (674) | Audio-6127K (24) | Peer-Review Report-108K (358) | Answering Reviewers-109K (240) | Received: 04/14/2015 | Revised: 06/18/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (16784) | Similar Articles (37) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1527) | Core Tip (1599) | Full Article (HTML) (3185) | Tables (1-5) (484) | Full Article (PDF)-942K (509) | Audio-596K (22) | Peer-Review Report-93K (288) | Answering Reviewers-218K (240) | Received: 05/07/2015 | Revised: 07/18/2015 | Accepted: 09/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (13519) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1715) | Core Tip (1587) | Full Article (HTML) (11718) | Tables (1-1) (888) | Full Article (PDF)-969K (3286) | Audio-430K (55) | Peer-Review Report-105K (307) | Answering Reviewers-130K (293) | Received: 06/12/2015 | Revised: 09/23/2015 | Accepted: 11/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (26485) | Similar Articles (204) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open