Vitamin D, An Issue of Endocrinology and Metabolism Clinics of North America,

This issue covers essential topics in endocrinology and Vitamin D, providing the most up-to-date information. Subject matter covered includes the extra-skeletal effects, nutritional needs, Vit D. assays, Rickets, osteomalacia, immune properties of Vit. D, oseoporosis, Vit. D analogs and properties, renal disease, Vit D receptor, cancer, and diabetes.