Postmenopausal breast cancer risk and interactions between body mass index, menopausal hormone therapy use, and vitamin D supplementation: Evidence from the E3N cohort. Cadeau, Claire; Fournier, Agnès; Mesrine, Sylvie; Clavel-Chapelon, Françoise; Fagherazzi, Guy; Boutron-Ruault, Marie-Christine. International Journal of Cancer. 2016; 139: p.2193-2200. doi:10.1002/ijc.30282Article