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pro vyhledávání: '"Huai-Cheng Yen"'
Autor:
Reginald C. Tsang, Bonny Specker, Xue-cun Chen, Mona L. Ho, Buford L. Nichols, Huai-Cheng Yen
Publikováno v:
The Journal of pediatrics. 107(6)
The hypothesis that breastfed infants in Beijing, China, have low vitamin D status and that sunshine exposure increases serum 25-hydroxyvitamin D (25-OHD) concentrations was tested in a randomized prospective study involving 42 healthy infants 1-8 mo