Fauzi Ahmad Hasibuan, et al. “Relationship of Determinant Factors to Severity Level of Caesarean Section Based on the INA-CBGs System at Dr. M. Djamil Padang”. Andalas Obstetrics And Gynecology Journal, vol. 9, no. 1, Jan. 2025, pp. 23-29, doi:10.25077/aoj.9.1.23-29.2025.