title: Editorial: Pulmonary hypertension and oral contraceptive usage.
mesh_terms: D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D004967:Estrogens / Q000009:adverse effects; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000139:chemically induced*; D008875:Middle Aged; D012306:Risk
chemical_list: D003276:Contraceptives, Oral; D003278:Contraceptives, Oral, Hormonal; D004967:Estrogens