R. M. da Silva, M. de B. Sanches, N. L. R. Ribeiro, F. M. A. M. Cunha, and M. S. P. Rodrigues, “Breast self-examination by nursing professionals”, Rev. Esc. Enferm. USP, vol. 43, no. 4, pp. 902–908, Dec. 2009, doi: 10.1590/S0080-62342009000400023.