Assessment of nutritional status.

bebes besoin nutritionnel biometria biometrie biometry cells cellule chemical composition children composition chimique consommation alimentaire consumo de alimentos data collection enfant food consumption growth rate human nutrition infants laboratory experimentation meal patterns methode methods mortalidad mortalite mortality necesidades de nutrientes nutrition humaine nutritional requirements pathologie pathology patologia pautas alimentarias population structure recherche research structure de la population taux de croissance