@misc{indiciaeab9e7a584e64, title = {25-Hydroxycholecalciferol: specific binding by rachitic tissue extracts.}, author = {J G Haddad and S J Birge}, year = {1971}, doi = {10.1016/0006-291x(71)90413-x}, url = {https://pubmed.ncbi.nlm.nih.gov/4330141/}, note = {Source identifier: 4330141} }