Polymorphisms in genes of melatonin biosynthesis and signaling support the light-at-night hypothesis for breast cancer. - Wichert K; Hoppe R; Ickstadt K; Behrens T; Winter S; Herold R; Terschüren C; Lo WY; Guénel P; Truong T; Bolla MK; Wang Q; et al. (European journal of epidemiology, 2023)