TY - GEN AU - Lawson,D E AU - Friedman,N AU - Sheves,M AU - Mazur,Y TI - Biological activity of 1beta-hydroxy-vitamin D3. Implications for the steric structure of the active form of vitamin D SN - 0014-5793 PY - 1977///1028 KW - Animals KW - Biological Assay KW - Chickens KW - Hydroxycholecalciferols KW - blood KW - Isomerism KW - Molecular Conformation KW - Structure-Activity Relationship KW - Vitamin D Deficiency KW - drug therapy N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0014-5793(77)80424-9 ER -