Parwanto, ML. Edy, Yanti Indrawati, and Herman Setiawan. 2012. “Isoflavone Supplementation Reduced Serum Sex Hormone-Binding Globulin Concentration in Postmenopausal Women”. Universa Medicina 31 (1):52-62. https://doi.org/10.18051/UnivMed.2012.v31.52-62.