Parwanto, E., D. . Tjahyadi, H. . Amalia, N. . Hairunisa, H. J. . Edy, A. V. . Oladimeji, and N. . Djebli. “Role of Sex Steroid Hormone on Hand Grip Strength and Cognitive Function in the Elderly”. Universa Medicina, vol. 42, no. 3, Oct. 2023, pp. 329-45, doi:10.18051/UnivMed.2023.v42.329-345.