Holick, MF; Schnoes, HK; Deluca, HF; Suda, T; Cousins, RJ (1971). "Isolation and identification of 1,25-dihydroxycholecalciferol. A metabolite of vitamin D active in intestine". Biochemistry10 (14): 2799–804. doi:10.1021/bi00790a023. பப்மெட்:4326883.
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ncbi.nlm.nih.gov
Holick, MF; Schnoes, HK; Deluca, HF; Suda, T; Cousins, RJ (1971). "Isolation and identification of 1,25-dihydroxycholecalciferol. A metabolite of vitamin D active in intestine". Biochemistry10 (14): 2799–804. doi:10.1021/bi00790a023. பப்மெட்:4326883.