title: Further studies on an antifertility preparation.
mesh_terms: D000818:Animals; D002784:Cholesterol / Q000097:blood*; D005260:Female; D008099:Liver / Q000187:drug effects*; D008656:Mestranol / Q000494:pharmacology*; D009641:Norethynodrel / Q000494:pharmacology*; D051381:Rats; D013961:Thyroid Gland / Q000187:drug effects*
chemical_list: D009641:Norethynodrel; D002784:Cholesterol; D008656:Mestranol