Phadungkiatwattana, P. and Puttasiri, S. 2019. Birth Weight/ Placental Weight Ratios: Does the association differ between early- and late-onset preeclampsia?. Thai Journal of Obstetrics and Gynaecology. 27, 3 (Sep. 2019), 122–129. DOI:https://doi.org/10.14456/tjog.2019.16.