Jahan, Ishrat, et al. “Association Between Serum Calcium Level and Hypoxic-Ischemic Encephalopathy (HIE) Stages in Term Neonate With Perinatal Asphyxia”. Journal of Comilla Medical College Teachers’ Association , vol. 28, no. 2, Dec. 2024, pp. 87-91, doi:10.3329/jcomcta.v28i2.78019.