title: Letter: Natural oestrogens and antithrombin-III levels.
mesh_terms: D000328:Adult; D000368:Aged; D000991:Antithrombins / Q000032:analysis*; D003276:Contraceptives, Oral / Q000008:administration & dosage / Q000009:adverse effects / Q000494:pharmacology*; D004338:Drug Combinations; D004967:Estrogens / Q000008:administration & dosage / Q000494:pharmacology*; D004966:Estrogens, Conjugated (USP) / Q000494:pharmacology; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005260:Female; D006801:Humans; D008593:Menopause; D008656:Mestranol / Q000494:pharmacology; D008875:Middle Aged; D011247:Pregnancy; D013927:Thrombosis / Q000139:chemically induced
chemical_list: D000991:Antithrombins; D003276:Contraceptives, Oral; D004338:Drug Combinations; D004967:Estrogens; D004966:Estrogens, Conjugated (USP); D004997:Ethinyl Estradiol; D008656:Mestranol