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Abstract (1422) | Core Tip (1475) | Full Article (HTML) (11353) | Figures (1-1) (661) | Tables (1-1) (486) | Full Article (PDF)-1231K (1205) | Peer-Review Report-155K (293) | Answering Reviewers-238K (406) | Received: 05/26/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (22557) | Similar Articles (102) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1458) | Core Tip (1401) | Full Article (HTML) (7862) | Figures (1-1) (593) | Full Article (PDF)-1231K (737) | Peer-Review Report-88K (370) | Answering Reviewers-67K (296) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (19243) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1548) | Core Tip (1481) | Full Article (HTML) (5600) | Full Article (PDF)-1201K (787) | Peer-Review Report-79K (323) | Answering Reviewers-209K (301) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15839) | Similar Articles (91) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1426) | Core Tip (1396) | Full Article (HTML) (7508) | Tables (1-2) (550) | Full Article (PDF)-1112K (774) | Peer-Review Report-81K (266) | Answering Reviewers-63K (382) | Received: 04/28/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (30) | Total Visits (17407) | Similar Articles (187) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1496) | Core Tip (1458) | Full Article (HTML) (5574) | Tables (1-4) (583) | Full Article (PDF)-1201K (764) | Peer-Review Report-80K (256) | Answering Reviewers-92K (330) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17596) | Similar Articles (26) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1888) | Core Tip (1613) | Full Article (HTML) (16763) | Tables (1-4) (540) | Full Article (PDF)-1241K (2359) | Peer-Review Report-101K (502) | Answering Reviewers-283K (477) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (237) | Total Visits (30838) | Similar Articles (383) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1433) | Core Tip (1594) | Full Article (HTML) (10135) | Figures (1-4) (532) | Tables (1-2) (533) | Full Article (PDF)-1327K (1099) | Peer-Review Report-94K (352) | Answering Reviewers-67K (463) | Received: 04/23/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (22128) | Similar Articles (372) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1559) | Core Tip (1516) | Full Article (HTML) (6459) | Figures (1-1) (596) | Full Article (PDF)-1205K (813) | Peer-Review Report-79K (324) | Answering Reviewers-112K (291) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (16521) | Similar Articles (173) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1823) | Core Tip (1548) | Full Article (HTML) (19729) | Figures (1-1) (540) | Tables (1-1) (461) | Full Article (PDF)-1536K (2157) | Peer-Review Report-104K (309) | Answering Reviewers-212K (326) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (33) | Total Visits (32226) | Similar Articles (357) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1935) | Core Tip (1587) | Full Article (HTML) (7971) | Figures (1-2) (549) | Full Article (PDF)-1408K (1063) | Peer-Review Report-81K (341) | Answering Reviewers-105K (490) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (56) | Total Visits (20824) | Similar Articles (1822) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1826) | Core Tip (1505) | Full Article (HTML) (15404) | Figures (1-3) (520) | Tables (1-2) (496) | Full Article (PDF)-1591K (1548) | Peer-Review Report-78K (369) | Answering Reviewers-71K (548) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (75) | Total Visits (28228) | Similar Articles (1823) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1682) | Core Tip (1578) | Full Article (HTML) (12244) | Figures (1-2) (545) | Tables (1-3) (434) | Full Article (PDF)-3282K (1337) | Peer-Review Report-91K (310) | Answering Reviewers-100K (362) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (56) | Total Visits (25121) | Similar Articles (1828) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1600) | Core Tip (1433) | Full Article (HTML) (6841) | Figures (1-1) (525) | Tables (1-1) (440) | Full Article (PDF)-1208K (919) | Peer-Review Report-109K (343) | Answering Reviewers-11K (309) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (17503) | Similar Articles (66) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1338) | Core Tip (1323) | Full Article (HTML) (7666) | Tables (1-2) (473) | Full Article (PDF)-1257K (703) | Peer-Review Report-88K (396) | Answering Reviewers-63K (313) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (19272) | Similar Articles (2398) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1503) | Core Tip (1394) | Full Article (HTML) (4684) | Tables (1-1) (541) | Full Article (PDF)-1087K (817) | Peer-Review Report-79K (273) | Answering Reviewers-210K (283) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14443) | Similar Articles (901) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1604) | Core Tip (1621) | Full Article (HTML) (5155) | Tables (1-3) (473) | Full Article (PDF)-1175K (794) | Peer-Review Report-111K (362) | Answering Reviewers-93K (500) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (15729) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1468) | Core Tip (1414) | Full Article (HTML) (5260) | Tables (1-3) (485) | Full Article (PDF)-1244K (794) | Peer-Review Report-99K (291) | Answering Reviewers-103K (309) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (15925) | Similar Articles (241) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1482) | Core Tip (1429) | Full Article (HTML) (8011) | Figures (1-2) (627) | Tables (1-3) (541) | Full Article (PDF)-1435K (817) | Peer-Review Report-144K (312) | Answering Reviewers-91K (372) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (27) | Total Visits (18899) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1782) | Core Tip (1709) | Full Article (HTML) (9976) | Figures (1-1) (496) | Tables (1-3) (532) | Full Article (PDF)-1377K (1912) | Peer-Review Report-81K (372) | Answering Reviewers-192K (488) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (23151) | Similar Articles (43) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1357) | Core Tip (1468) | Full Article (HTML) (4428) | Tables (1-4) (519) | Full Article (PDF)-1160K (562) | Peer-Review Report-118K (281) | Answering Reviewers-450K (293) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (14018) | Similar Articles (292) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1243) | Core Tip (1324) | Full Article (HTML) (7622) | Figures (1-1) (513) | Full Article (PDF)-1069K (796) | Peer-Review Report-92K (258) | Answering Reviewers-105K (350) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (17615) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1457) | Core Tip (1658) | Full Article (HTML) (8720) | Figures (1-6) (606) | Tables (1-1) (481) | Full Article (PDF)-1824K (952) | Peer-Review Report-99K (332) | Answering Reviewers-185K (6420) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (25931) | Similar Articles (1822) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1545) | Core Tip (1313) | Full Article (HTML) (7857) | Figures (1-3) (509) | Full Article (PDF)-1184K (990) | Peer-Review Report-91K (277) | Answering Reviewers-106K (359) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (87) | Total Visits (17611) | Similar Articles (1849) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1790) | Core Tip (1770) | Full Article (HTML) (30534) | Figures (1-2) (840) | Full Article (PDF)-1398K (2690) | Peer-Review Report-80K (425) | Answering Reviewers-172K (439) | Received: 02/24/2015 | Revised: 06/15/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (155) | Total Visits (44976) | Similar Articles (9) | Timeline of Article Publication (5) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1321) | Core Tip (1248) | Full Article (HTML) (8694) | Tables (1-1) (443) | Full Article (PDF)-1093K (820) | Peer-Review Report-86K (250) | Answering Reviewers-106K (289) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (18072) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1363) | Core Tip (1348) | Full Article (HTML) (5265) | Figures (1-8) (557) | Tables (1-8) (535) | Full Article (PDF)-1292K (844) | Peer-Review Report-92K (288) | Answering Reviewers-36K (294) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (58) | Total Visits (15793) | Similar Articles (2422) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open