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Abstract (1486) | Core Tip (1662) | Full Article (HTML) (8506) | Figures (1-7) (430) | Tables (1-2) (400) | Full Article (PDF)-3357K (1036) | Audio-1819K (24) | Peer-Review Report-85K (266) | Answering Reviewers-162K (286) | Received: 03/01/2015 | Revised: 08/04/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (55) | Total Visits (21319) | Similar Articles (212) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1781) | Core Tip (1789) | Full Article (HTML) (9992) | Figures (1-6) (658) | Tables (1-2) (384) | Full Article (PDF)-2222K (2081) | Audio-2027K (86) | Peer-Review Report-72K (477) | Answering Reviewers-66K (665) | Received: 08/29/2015 | Revised: 10/14/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (65) | Total Visits (40068) | Similar Articles (8) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1417) | Core Tip (1283) | Full Article (HTML) (3824) | Figures (1-2) (402) | Tables (1-2) (403) | Full Article (PDF)-1519K (500) | Audio-1220K (21) | Peer-Review Report-79K (268) | Answering Reviewers-128K (246) | Received: 04/08/2015 | Revised: 08/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (13120) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1166) | Core Tip (1175) | Full Article (HTML) (4035) | Figures (1-3) (466) | Full Article (PDF)-1194K (569) | Audio-1020K (15) | Peer-Review Report-130K (250) | Answering Reviewers-443K (287) | Received: 03/03/2015 | Revised: 06/11/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (14850) | Similar Articles (29) | 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 (1214) | Core Tip (1233) | Full Article (HTML) (4529) | Figures (1-5) (436) | Full Article (PDF)-1128K (680) | Audio-710K (10) | Peer-Review Report-93K (243) | Answering Reviewers-245K (299) | Received: 01/10/2015 | Revised: 05/03/2015 | Accepted: 07/03/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (15) | Total Visits (16028) | Similar Articles (1837) | 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 (1108) | Core Tip (1096) | Full Article (HTML) (4195) | Figures (1-1) (386) | Tables (1-3) (392) | Full Article (PDF)-939K (542) | Audio-358K (13) | Peer-Review Report-92K (183) | Answering Reviewers-168K (469) | Received: 05/24/2015 | Revised: 07/09/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (15) | Total Visits (13988) | Similar Articles (36) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1397) | Core Tip (1826) | Full Article (HTML) (6229) | Figures (1-1) (540) | Tables (1-3) (387) | Full Article (PDF)-886K (657) | Audio-1970K (46) | Peer-Review Report-80K (288) | Answering Reviewers-195K (288) | Received: 05/29/2015 | Revised: 08/17/2015 | Accepted: 10/26/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (19726) | Similar Articles (1158) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1198) | Core Tip (1064) | Full Article (HTML) (4635) | Figures (1-3) (415) | Tables (1-6) (346) | Full Article (PDF)-927K (500) | Audio-718K (31) | Peer-Review Report-98K (295) | Answering Reviewers-119K (259) | Received: 08/04/2015 | Revised: 09/20/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (15374) | Similar Articles (1) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1362) | Core Tip (1258) | Full Article (HTML) (3836) | Figures (1-3) (396) | Tables (1-3) (366) | Full Article (PDF)-1031K (525) | Audio-590K (18) | Peer-Review Report-99K (206) | Answering Reviewers-321K (313) | Received: 05/13/2015 | Revised: 07/21/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (14585) | Similar Articles (11) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1131) | Core Tip (1064) | Full Article (HTML) (3773) | Figures (1-1) (409) | Tables (1-5) (309) | Full Article (PDF)-860K (674) | Audio-483K (23) | Peer-Review Report-75K (212) | Answering Reviewers-55K (215) | Received: 06/05/2015 | Revised: 08/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (13641) | Similar Articles (1159) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1166) | Core Tip (1166) | Full Article (HTML) (3711) | Figures (1-1) (398) | Tables (1-3) (378) | Full Article (PDF)-825K (696) | Audio-478K (16) | Peer-Review Report-92K (282) | Answering Reviewers-122K (284) | Received: 05/14/2015 | Revised: 07/28/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (10) | Total Visits (14922) | Similar Articles (86) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1337) | Core Tip (1697) | Full Article (HTML) (4993) | Figures (1-2) (430) | Tables (1-4) (352) | Full Article (PDF)-998K (590) | Audio-706K (15) | Peer-Review Report-82K (266) | Answering Reviewers-225K (315) | Received: 05/23/2015 | Revised: 07/07/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (16045) | Similar Articles (1159) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1727) | Core Tip (1372) | Full Article (HTML) (5555) | Tables (1-5) (319) | Full Article (PDF)-813K (1176) | Audio-6895K (111) | Peer-Review Report-81K (249) | Answering Reviewers-121K (229) | Received: 04/30/2015 | Revised: 07/27/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (18048) | Similar Articles (150) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1309) | Core Tip (1637) | Full Article (HTML) (3819) | Figures (1-4) (431) | Tables (1-2) (390) | Full Article (PDF)-953K (738) | Audio-322K (11) | Peer-Review Report-74K (297) | Answering Reviewers-259K (248) | Received: 06/26/2015 | Revised: 07/30/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (30) | Total Visits (14436) | Similar Articles (56) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1298) | Core Tip (1066) | Full Article (HTML) (3991) | Figures (1-3) (324) | Tables (1-1) (358) | Full Article (PDF)-900K (615) | Audio-830K (27) | Peer-Review Report-81K (250) | Answering Reviewers-90K (266) | Received: 02/23/2015 | Revised: 04/13/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (13562) | Similar Articles (27) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1668) | Core Tip (1594) | Full Article (HTML) (3923) | Figures (1-3) (465) | Tables (1-2) (836) | Full Article (PDF)-1036K (567) | Audio-601K (23) | Peer-Review Report-79K (259) | Answering Reviewers-63K (279) | Received: 06/08/2015 | Revised: 07/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (2) | Total Visits (13914) | Similar Articles (362) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1540) | Core Tip (1415) | Full Article (HTML) (4741) | Tables (1-5) (731) | Full Article (PDF)-770K (500) | Audio-312K (13) | Peer-Review Report-71K (234) | Answering Reviewers-70K (256) | Received: 06/12/2015 | Revised: 09/09/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (15955) | Similar Articles (152) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1181) | Core Tip (1196) | Full Article (HTML) (6192) | Figures (1-7) (362) | Tables (1-3) (382) | Full Article (PDF)-935K (992) | Audio-803K (15) | Peer-Review Report-84K (301) | Answering Reviewers-98K (292) | Supplementary Material-2013K (373) | Received: 05/21/2015 | Revised: 07/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (82) | Total Visits (18353) | Similar Articles (741) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1119) | Core Tip (1114) | Full Article (HTML) (5884) | Figures (1-3) (392) | Tables (1-1) (457) | Full Article (PDF)-937K (805) | Audio-794K (16) | Peer-Review Report-104K (214) | Answering Reviewers-117K (204) | Received: 04/28/2015 | Revised: 09/14/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (41) | Total Visits (16280) | Similar Articles (108) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1730) | Core Tip (1328) | Full Article (HTML) (3685) | Figures (1-5) (452) | Full Article (PDF)-918K (514) | Audio-1506K (16) | Peer-Review Report-103K (195) | Answering Reviewers-93K (222) | Received: 04/19/2015 | Revised: 06/15/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (12395) | Similar Articles (5) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1770) | Core Tip (1610) | Full Article (HTML) (7191) | Full Article (PDF)-600K (844) | Audio-633K (22) | Peer-Review Report-81K (339) | Answering Reviewers-29K (381) | Received: 05/28/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (188) | Total Visits (17732) | Similar Articles (596) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open