DONEL S.; INAYAH; PUTRI, Ratu Astuti Dwi; HAMIDY, M. Yulis; SAVIRA, Maya; SORAYA, Nabila Sarah. Study of Vitamin D Deficiency on Pregnancy Women in Rupat Utara District Bengkalis Regency Riau Province. Nusantara Science and Technology Proceedings, Malang, Indonesia, p. 94–96, 2022. DOI: 10.11594/nstp.2022.2819. Disponível em: https://nstproceeding.com/index.php/nuscientech/article/view/834. Acesso em: 18 jun. 2025.