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PLASMA FACTOR IX LEVELS AND ORAL CONTRACEPTION
Author(s) -
Elder M. G.,
Hakim C. A.,
Hawkins D. F.
Publication year - 1971
Publication title -
bjog: an international journal of obstetrics and gynaecology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.157
H-Index - 164
eISSN - 1471-0528
pISSN - 1470-0328
DOI - 10.1111/j.1471-0528.1971.tb00269.x
Subject(s) - chlormadinone acetate , norethisterone , norethisterone acetate , medicine , mestranol , oral contraception , endocrinology , gynecology , population , research methodology , family planning , hormone , environmental health
Summary Groups of patients were given conventional oestrogen‐progesterone oral contraceptives cyclically, or daily doses of chlormadinone acetate 0.5 mg. or norethisterone 0.35 mg., continuously, for six months. No changes in plasma coagulation factor IX were detected.