Given the recent spate of reports of vitamin D deficiency, there is a need to reexamine our
understanding of natural and other sources of vitamin D, as well as mechanisms whereby …

Introduction: Nutritional rickets has been described from at least 59 countries in the last 20
years. Its spectrum of causes differs in different regions of the world. Methods: We conducted …

Background: Recent reports of rickets among African American children drew attention to the
vitamin D status of these infants and their mothers. African American women are at higher …

In utero or early-life vitamin D deficiency is associated with skeletal problems, type 1
diabetes, and schizophrenia, but the prevalence of vitamin D deficiency in US pregnant …

Reports of hypovitaminosis D among adults in the United States have drawn attention to the
vitamin D status of children. National data on hypovitaminosis D among children are not yet …

A high prevalence of maternal vitamin D inadequacy during pregnancy and at delivery has
been demonstrated in various ethnic populations living at different latitudes. Because …

We analyzed the characteristics of young infants diagnosed with vitamin D deficiency in
early infancy at 2 medical centers in Turkey. In this retrospective, cross-sectional study, the …

Rickets, the state of vitamin D deficiency, has reemerged as a potential problem in the
United States. At the dawn of the 20th century, rickets was pervasive among infants residing …

Objective To determine temporal trends in incidence and risk factors of nutritional rickets in a
community-based population. Patients and Methods Rochester Epidemiology Project data …

The incidence of nutritional rickets appears to be increasing in North American infants and
toddlers; it is widely assumed that this is due to vitamin D deficiency. Thus, records of 43 …