Analysis of risk factors and vitamin D levels of neonatal early-onset sepsis
YU Quan-ping1, FU Xiao-kang1, SU Qin1, HOU Feng-xiang1, YANG Jian-bao2, ZHAI Hong-ran1
Journal of Hebei Medical University . 2024, (12): 1415 -1419 .  DOI: 10.3969/j.issn.1007-3205.2024.12.010