title: Sibling similarities in the strength and motor performance of undernourished school children.
mesh_terms: D000293:Adolescent; D002648:Child; D005260:Female; D005838:Genotype; D006801:Humans; D008297:Male; D008800:Mexico; D009048:Motor Skills; D009119:Muscle Contraction; D011502:Protein-Energy Malnutrition / Q000235:genetics*