TY - RPRT TI - delta 4-3-Oxosteroid 5 beta-reductase. Structure and function. AU - Y Onishi AU - M Noshiro AU - T Shimosato AU - K Okuda PY - 1991 DO - 10.1515/bchm3.1991.372.2.1039 UR - https://pubmed.ncbi.nlm.nih.gov/1789929/ ID - 1789929 ER -