"Proceedings of a Conference on the Antiprogestational Compound RU 486, held October 23-25, 1984, in Bellagio, Italyā€¯ _ t.p. verso.
The antiprogestin Steroid RU 486 and human fertility control. ISBN 0306421038. Published by Plenum in 1985. Publication and catalogue information, links to buy online and reader comments.