“…Notably, Bhanji and Thompson (1974) and Bhanji (1975) report about the same 11 cases and are therefore only counted once for the total number of patients. All of the included case reports and case series outline a positive short-term effect of contingency management for weight gain (Abel et al, 1987;Agras, Barlow, Chapin, Abel, & Leitenberg, 1974;Azerrad & Stafford, 1969;Bachrach, Erwin, & Mohr, 1965;Bhanji, 1975;Bhanji & Thompson, 1974;Blue, 1979;Boey, 1985;Bruch, 1974;Cinciripini, Kornblith, Turner, & Hersen, 1983;Geller, Kelly, Traxler, & Marone Jr, 1978;Hauserman & Lavin, 1977;Martin & Mclaughlin, 1975;Matthews & Peterson, 2016;Monti, Mccrady, & Barlow, 1977;Munford, 1980;Munford, Tarlow, & Gerner, 1984;Perkin & Surtees, 1976;Stumphauzer, 1969).…”