Double blind controlled trial of the Garren-Edwards Gastric Bubble: An adjunctive treatment for exogenous obesity. - Benjamin,S.B.; Maher,K.A.; Catau,E.L.; Collen,M.J.; Fleischer,D.E.; Lewis,J.H.; Ciarleglio,C.A.; Earll,J.M.; Schaffer,S.; Mirkin,K.; Cooper,J.; Altschul,A.M. (Gastroenterology, 1988)