DEV, K.; SHARMA, A.; SOOD, R. Assessment of maternal serum β hCG level in pregnancy induced hypertension and normotensive patients and to correlate between the level of β hCG with the severity of pre-eclampsia and eclampsia. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 8, n. 11, p. 4314–4319, 2019. DOI: 10.18203/2320-1770.ijrcog20194849. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/7277. Acesso em: 27 oct. 2025.