Hilari, CarolineFranco, Margarita2026-03-242026-03-2420152296-2565PMID:2619152110.3389/fpubh.2015.00168https://doi.org/10.3389/fpubh.2015.00168https://andeanlibrary.org/handle/123456789/101235Vol. 3, pp. 168engchild obesityfood vendorssale regulationssave the childrenschool nutritionWhat is Needed to Improve Food Sales in Schools? Food Vendors' Opinion from El Salvador.ArtÃculo CientÃfico Publicado