Study on the correlation between vitamin D deficiency and hypoxic ischemic encephalopathy in premature infants
LIU Yi-rong, ZENG Chun-ying, ZHANG Wen-jing, LIU Dong, CAI Yue-ju
Chinese Journal of Child Health Care . 2021, (12): 1355 -1358 .  DOI: 10.11852/zgetbjzz2020-2062