Zia, Z., Hashemi, Z., Moghtaderi, M., Honar, N., & Saki, F. "The effect of Maternal Vitamin D Deficiency on Increased Risk for Hyperbilirubinemia in Term Newborns", Journal of Pediatric Perspectives, 8, 4, 2020, 11141-11147. doi: 10.22038/ijp.2019.42133.3548