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背景:据报道,危地马拉约31的低收入妇女、儿童血浆维生素B12(VitB12)缺乏(148pmol/L)或临界缺乏(148-220pmol/L)。VitB12缺乏不利于婴儿的生长发育和认知功能发育。目的:本研究旨在探寻预防婴儿缺乏VitB12的方法。设计:随机选取304名危地马拉婴儿及其母亲进行临床试验分析,其?
Background: Low-income women in Guatemala are reported to have a deficiency (148 pmol / L) or critical deficit (148-220 pmol / L) of vitamin B12 (VitB12) in children with low-income women in Guatemala. Lack of VitB12 is not conducive to the baby’s growth and development and cognitive development. Aims: This study aimed to explore ways to prevent the lack of VitB12 in infants. Design: 304 Guatemalan infants and their mothers randomly selected for clinical trial analysis, which?