TY - RPRT TI - Efficient method for purifying progesterone for competitive protein-binding technique. AU - M Lebel AU - W Nowaczynski AU - J Genest PY - 1975 DO - 10.1016/0022-4731(75)90366-0 UR - https://pubmed.ncbi.nlm.nih.gov/1181491/ ID - 1181491 ER -