title: Oral contraceptives, pregnancy, and blood pressure.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001794:Blood Pressure / Q000187:drug effects*; D001835:Body Weight; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004562:Electrocardiography; D004967:Estrogens / Q000494:pharmacology; D005215:Fasting; D005260:Female; D005865:Gestational Age; D006801:Humans; D008875:Middle Aged; D010298:Parity; D011187:Posture; D011247:Pregnancy; D011446:Prospective Studies; D012621:Seasons; D044465:White People
chemical_list: D003276:Contraceptives, Oral; D004967:Estrogens