Evolution of the use of completion axillary lymph node dissection in patients with T1/2N0M0 breast cancer and tumour-involved sentinel lymph nodes undergoing mastectomy: a cohort study - Hennigs, André; Riedel, Fabian; Feißt, Manuel; Köpke, Melitta; Rezai, Mahdi; Nitz, Ulrike; Moderow, Mareike; Golatta, Michael; Sohn, Christof; Heil, Jörg (Annals of surgical oncology, 2019)