Darsini, Ninik, Berliana Hamidah, Seso Sulijaya Suyono, Faisal Yusuf Ashari, R Haryanto Aswin, and Rina Yudiwati. 2019. “Human Sperm Motility, Viability, and Morphology Decreased After Cryopreservation”. Folia Medica Indonesiana 55 (3):198-201. https://doi.org/10.20473/fmi.v55i3.15501.