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Abstract (1969) | Core Tip (1584) | Full Article (HTML) (14231) | Figures (1-7) (586) | Tables (1-3) (318) | Full Article (PDF)-1545K (1298) | Peer-Review Report-121K (380) | Answering Reviewers-129K (434) | Received: 02/08/2015 | Revised: 06/24/2015 | Accepted: 08/07/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (26674) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1759) | Core Tip (1624) | Full Article (HTML) (14887) | Figures (1-1) (471) | Tables (1-2) (311) | Full Article (PDF)-923K (1504) | Peer-Review Report-126K (444) | Answering Reviewers-60K (369) | Received: 05/26/2015 | Revised: 07/13/2015 | Accepted: 08/07/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (27474) | Similar Articles (0) | Timeline of Article Publication (18) | Authors Evaluation (7) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1146) | Core Tip (1194) | Full Article (HTML) (5307) | Figures (1-3) (388) | Full Article (PDF)-981K (441) | Peer-Review Report-96K (212) | Answering Reviewers-124K (245) | Received: 05/29/2015 | Revised: 07/15/2015 | Accepted: 08/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (13263) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1928) | Core Tip (1910) | Full Article (HTML) (29642) | Figures (1-9) (1084) | Full Article (PDF)-1666K (1669) | Peer-Review Report-101K (364) | Answering Reviewers-76K (415) | Received: 04/21/2015 | Revised: 07/13/2015 | Accepted: 09/08/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (44543) | Similar Articles (21) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (1) | Open

Abstract (1376) | Core Tip (1319) | Full Article (HTML) (5648) | Figures (1-6) (672) | Tables (1-3) (276) | Full Article (PDF)-1230K (640) | Peer-Review Report-117K (276) | Answering Reviewers-101K (298) | Received: 03/18/2015 | Revised: 06/24/2015 | Accepted: 08/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (17287) | Similar Articles (19) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1249) | Core Tip (1265) | Full Article (HTML) (2657) | Figures (1-1) (274) | Tables (1-4) (262) | Full Article (PDF)-997K (459) | Peer-Review Report-95K (260) | Answering Reviewers-87K (271) | Received: 02/12/2015 | Revised: 07/10/2015 | Accepted: 08/14/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (6) | Total Visits (13379) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1102) | Core Tip (1151) | Full Article (HTML) (4158) | Figures (1-4) (296) | Tables (1-3) (276) | Full Article (PDF)-1067K (538) | Peer-Review Report-110K (241) | Answering Reviewers-106K (215) | Received: 03/02/2015 | Revised: 06/19/2015 | Accepted: 08/11/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (12448) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1251) | Core Tip (1045) | Full Article (HTML) (4098) | Figures (1-6) (265) | Tables (1-8) (249) | Full Article (PDF)-1327K (497) | Peer-Review Report-144K (277) | Answering Reviewers-125K (202) | Received: 03/13/2015 | Revised: 06/20/2015 | Accepted: 08/14/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (38) | Total Visits (12046) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1422) | Core Tip (1133) | Full Article (HTML) (5607) | Figures (1-8) (387) | Tables (1-1) (265) | Full Article (PDF)-1237K (797) | Peer-Review Report-93K (247) | Answering Reviewers-74K (221) | Received: 03/23/2015 | Revised: 06/21/2015 | Accepted: 07/23/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (14410) | Similar Articles (0) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1170) | Core Tip (1105) | Full Article (HTML) (3343) | Figures (1-4) (298) | Full Article (PDF)-1145K (374) | Peer-Review Report-129K (297) | Answering Reviewers-340K (207) | Received: 03/08/2015 | Revised: 05/14/2015 | Accepted: 07/23/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (10978) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open