Essiben, F.; Foumane, P.; Meka, E. J.; Tchakounté, M.; Dohbit, J. S.; Nsahlai, C.; Atenguena, E.; Njotang, P. N.; Mboudou, E. T. Descriptive Analysis of 192 Cases of Breast Cancer Occurring before Age 40 in Yaounde, Cameroon. Int J Reprod Contracept Obstet Gynecol 2017, 6, 2704-2710.