Rodriguez, A <br/><br/>
Vitamin A status of children in five Ecuadorian provinces.  [electronic resource] 

 -  Bulletin of the Pan American Health Organization  Sep 1996 
 - 234-41 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0085-4638 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child, Preschool<br/>Ecuador--epidemiology<br/>Female<br/>Humans<br/>Infant<br/>Male<br/>Nutrition Assessment<br/>Poverty<br/>Prevalence<br/>Vitamin A--blood<br/>Vitamin A Deficiency--complications<br/>Xerophthalmia--etiology