Media type: E-Article Title: Seasonal vitamin D in African American and white infants Contributor: Tsang, Reginald C imprint: Elsevier BV, 1999 Published in: The American Journal of Clinical Nutrition Language: English DOI: 10.1093/ajcn/69.1.159 ISSN: 0002-9165 Keywords: Nutrition and Dietetics ; Medicine (miscellaneous) Origination: Footnote: Access State: Open Access