Research objective: to determine the frequency of vitamin D deficiency and insufficiency identify its association with reproductive hormones in adolescent girls oligomenorrhea.Materials methods. The work was carried out according results clinical instrumental examination 68 12–18 years old oligomenorrhea, who were treated at Department Pediatric Gynecology State Institution “Institute for Child...

BACKGROUND The aim was to compare the efficacy and acceptability of two Internet-supported fertility-awareness-based methods of family planning. STUDY DESIGN Six hundred and sixty-seven women and their male partners were randomized into either an electronic hormonal fertility monitor (EHFM) group or a cervical mucus monitoring (CMM) group. Both groups utilized a Web site with instructions, ch...