Efficacy and safety of lactase additive in preterm infants with lactose intolerance: a prospective, multi-center, randomized controlled trial
ZHA Xinyi, WANG Yiwen, MAO Pengliang, CHEN Mingyan, JIANG Wei, WANG Huawei, HU Xuefeng, SHI Liping, ZHU Xueping, QIAN Jihong
Journal of Clinical Pediatrics . 2023, (1): 34 -41 .  DOI: 10.12372/jcp.2023.22e1095