title: Assessment of new compounds for antiprogestational activity.
mesh_terms: D000818:Animals; D002074:Butanones / Q000494:pharmacology*; D006224:Cricetinae; D008647:Mesocricetus; D011372:Progestins / Q000037:antagonists & inhibitors*; D011817:Rabbits; D051381:Rats
chemical_list: D002074:Butanones; D011372:Progestins