KHANAL, Umesh Prasad; PAUDEL, Sharma; LOHANI, Benu. Ultrasonographic Measurement of Placental Thickness During Pregnancy as a Parameter For Estimating Gestational Age of The Foetus. Nepalese Journal of Radiology, [S. l.], v. 7, n. 1-2, p. 13–18, 2018. DOI: 10.3126/njr.v7i1-2.19349. Disponível em: https://www.nepjol.info/index.php/NJR/article/view/19349. Acesso em: 7 feb. 2025.