Hypovitaminosis A in the Americas
Subtitle: report of a PAHO technical group meeting (Washington, D.C., 28-30 November 1968)
Series: Its Scientific publication no. 198; Publicaciones científicas (Washington, D.C.) ;; no. 198.
Published: 1970
Place of publication: Washington
Language: eng
Number of pages: 28
Subjects: Vitamin A deficiency.; Diet -- America.
Notes: Includes bibliographical references.