PUSPONEGORO, Arietta R. D.; SWASTIKA, Chakti A.; INDARTI, Junita. Obstetric Referral System during COVID-19 Pandemic : Tertiary Referral Hospital Perspective: istem Rujukan Obstetri dalam Masa Pandemi COVID-19 : Perspektif Rumah Sakit Rujukan Tersier. Indonesian Journal of Obstetrics and Gynecology, [S. l.], v. 10, n. 2, p. 65–71, 2022. DOI: 10.32771/inajog.v10i2.1651. Disponível em: https://www.inajog.com/index.php/journal/article/view/1651. Acesso em: 20 mar. 2026.