Tweetations for "Efficacy of Standard Versus Enhanced Features in a Web-Based Commercial Weight-Loss Program for Obese Adults, Part 2: Randomized Controlled Trial" Clare E Collins, Philip J Morgan, Melinda J Hutchesson, Robin Callister J Med Internet Res 2013 (Jul 22); 15(7):e140 All Time (4) In the last month (0) In the last six months (0) In the last year (0) Tweets 1 - 4 of 4. 2013-07-22 16:06:04 2013-07-22 23:33:30 2013-07-22 23:40:25 2013-07-22 23:54:58 Tweets 1 - 4 of 4. 1