[Overweight and obesity in adults: general principles of treatment and conservative management]. - Brix JM; Andersen B; Aydinkoc-Tuzcu K; Beckerhinn P; Brossard-Eitzinger A; Cavini A; Ciardi C; Clodi M; Eichner M; Erlacher B; Fahrnberger M; Felsenreich DM; et al. (Wiener klinische Wochenschrift, 2023)