title: Oral contraceptives and anti-thrombin-3 activity: a new method of antithrombin estimation.
mesh_terms: D000818:Animals; D000991:Antithrombins / Q000032:analysis*; D001777:Blood Coagulation; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008722:Methods; D012911:Snakes; D013917:Thrombin / Q000378:metabolism; D014688:Venoms
chemical_list: D000991:Antithrombins; D003276:Contraceptives, Oral; D014688:Venoms; D013917:Thrombin