title: Experience with norethisterone 0.35 mg. as an oral contraceptive--a preliminary report.
mesh_terms: D001835:Body Weight; D005260:Female; D006801:Humans; D007563:Jamaica; D008598:Menstruation; D008599:Menstruation Disturbances / Q000139:chemically induced; D009520:New Zealand; D009640:Norethindrone / Q000008:administration & dosage* / Q000009:adverse effects / Q000494:pharmacology; D011247:Pregnancy; D013997:Time Factors; D006113:United Kingdom; D014592:Uterine Hemorrhage / Q000139:chemically induced
chemical_list: D009640:Norethindrone