R. Freitas-Junior, N. A. de F. Lemos, M. A. R. Moreira, T. C. Silva, J. C. de Oliveira, and C. M. B. e Silva, “DIFFICULTIES IN COLLECTING DATA ON DUCTAL CARCINOMA IN SITU AT A POPULATION-BASED CANCER REGISTRY”, MAST, vol. 29, no. 2, pp. 86–89, Apr. 2019.