Expression of cytochrome P-45017α, 3β-hydroxysteroid dehydrogenase/Δ5 → 4-isomerase, and steroid 5α-reductase in rat H540 Leydig tumor cellsSerdia O. Mack, J. Ian Mason, Matthew C. Lorence et al.|Molecular and Cellular Endocrinology|1990Cited by 10