TY - GEN AU - Manal Elhossieny Abufarha AU - Abdellatif Osman , AU - Fouad Elnawawy , AU - Nadia Hassabala , TI - The effect of hormonal contraception on naturally occurring anticoagulants and factor VIII and IX / PY - 1998/// CY - Cairo : PB - Manal Elhossieny Abufarha , N1 - Thesis (Ph.D.) - Cairo University - Faculty of Medicine - Department of Internal Medicine UR - http://172.23.153.220/th.pdf ER -