Boletín médico del Hospital Infantil de México Print version ISSN 1665-1146
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HERNANDEZ AVILA, Mauricio and MARTINEZ MONTANEZ, Olga Georgina.General guidelines for the sale or distribution of food and beverages consumed by students in basic education establishments. Bol. Med. Hosp. Infant. Mex. [online]. 2011, vol.68, n.1, pp.1-6.
ISSN 1665-1146.