TY - GEN AU - Parrish,D B AU - Aguilar,D TI - Estimations of vitamin A biopotency in dry supplements and premixes SN - 0004-5756 PY - 1973///1014 KW - Biopharmaceutics KW - Chromatography KW - Dosage Forms KW - Drug Stability KW - Evaluation Studies as Topic KW - Mathematics KW - Spectrophotometry, Ultraviolet KW - Time Factors KW - Vitamin A KW - analysis KW - Vitamin D N1 - Publication Type: Journal Article ER -