Study of the Effect of the OPTIFAST Program on Body Weight and Health Status. International Journal of Obesity. 1987. by Cassidy Older | Mar 26, 1987 | Research | 0 comments G Blackburn. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ