title: Duration of breast feeding and morbidity of undernourished children at Dr. Pirngadi Hospital Medan, Indonesia.
mesh_terms: D001942:Breast Feeding; D002675:Child, Preschool; D003371:Cough / Q000209:etiology*; D005260:Female; D005335:Fever of Unknown Origin / Q000209:etiology*; D005759:Gastroenteritis / Q000209:etiology*; D006801:Humans; D007214:Indonesia; D007223:Infant; D008297:Male; D009748:Nutrition Disorders / Q000150:complications*; D013997:Time Factors