Noor Rosida, Yuna. “MATERNAL AND PERINATAL COMPLICATIONS ACCORDING TO MATERNAL AGE : A SYSTEMATIC REVIEW”. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425), vol. 9, no. 8, Aug. 2023, pp. 231-6, https://doi.org/10.53555/nnmhs.v9i8.1831.