Dietary factors, sunlight exposure, and vitamin D status among elderly nursing home residents living in the New York City area
By: Kenneth John O'Dowd
Published: 1991
Language: eng
Number of pages: 233
Notes: "91-27,945."

Thesis (Ph. D.)--Columbia University, 1990.

Includes bibliographical references (leaves 141-153).

Microfilm. Ann Arbor, Mich. : University Microfilms International, 1991. 1 microfilm reel ; 35 mm.