A total of theses and essays were revised. Important topics in the specialty of obstetrics and gynecology were covered and updated. Infertility, in vitro fertilization-embryo transfer, IVF-ET and related techniques, and polycystic ovarian disease were the most common gynecological topics 27.2, followed by gynecological topics. Only articles published as full articles in English were considered. 3. An overview of food constituents. studies have reiterated the effects of diets on various obstetric and gynecological pathologies. For example, Rayman et al. found that British women with low selenium levels are at higher risk of preeclampsia and,