Nilsson, Cecilia, Marit Holmqvist, Leif Bergkvist, Ingrid Hedenfalk, Mats Lambe, and Marie-Louise Fjällskog. 2011. “Similarities and Differences in the Characteristics and Primary Treatment of Breast Cancer in Men and Women – a Population Based Study (Sweden)”. Acta Oncologica 50 (7):1083-88. https://doi.org/10.3109/0284186X.2011.602114.