Endocrine Abstracts

Osteoporosis is one of the most common bone diseases whose complications, morbitidy and mortality impose direct and indirect expenses. Vitamin-D is one of the most important factors in calcium absorption for bone formation. In this study we have evaluated vit-D level and other calcium metabolism indicators in urban population of Tehran.In a cross-sectional study in winter 2001, 1231 normal persons; 20-69 years, 502 male and 724 female, among urban popula...