Kartini, K., Jusuf, A. A., Jusman, S. W. A., Ekawati, M., & Prijanti, A. R. (2015). Fetal blood vessel count increases in compensation of hypoxia in premature placentas. Universa Medicina, 34(1), 35–42. https://doi.org/10.18051/UnivMed.2015.v34.35-42