1. Progesterone oral contraception and blood coagulation. Issue 5643 (1st March 1969) Authors: Poller, L.; Thomson, J. M.; Tabiowo, A.; Priest, C. M. Journal: BMJ Issue: Volume 1:Issue 5643(1969) Page Start: 554 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗