Alyafei, F. et al. 2023. Qatar population-specific centile charts of placental weight in 80 722 newborns: relation to maternal age, gestational age, newborn birth weight, and gender, between the 37 th and 42 nd weeks of gestation: Placental weight centiles and factors affecting it . Acta Biomedica Atenei Parmensis. 94, 4 (Aug. 2023), e2023147. DOI:https://doi.org/10.23750/abm.v94i4.14434.