Neogi, P., S. Manwatkar, S. K. Singh, A. Kola, Q. Imran, I. Katyayan, and A. Verma. “A Comparative Study of Centchroman, Tamoxifen and Danazol in Management of Cyclical Mastalgia”. International Surgery Journal, vol. 6, no. 2, Jan. 2019, pp. 365-8, doi:10.18203/2349-2902.isj20190384.