TY - BOOK AU - Haidy Michel Shaker Michael AU - Emad Muhammed Elmoatsem , AU - Mohammed Abdelhady Mashahit , AU - Nagwa Kamal Eldin Roshdy , TI - Prevalence of vitamin D deficiency among healthy premenopausal females working at Fayoum University / PY - 2012/// CY - Cairo : PB - Haidy Michel Shaker Michael , KW - Dficiency KW - Sun exposure KW - Vitamin D N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Internal Medicine; Issued also as CD N2 - Vitamin D deficiency is a worldwide problem, the prevalence of deficiency reaches more than 50% of the population in most of the studies. The causes of deficiency are either inadequate exposure to sun light which plays an important role in the biosynthesis of vitamin-D from the skin or inadequate intake of food containing vitamin D. vitamin D deficiency is linked to many diseases like musculoskeletal disorders, diabetes, obesity, dyslipidaemia, cardiovascular, infections, autoimmune diseases, cancers and increased overall mortality UR - http://172.23.153.220/th.pdf ER -