Ascariasis, BCG vaccines, Breathing difficulty, Child anthropometry, Cough, DTP vaccines, Dairy products, Diarrhea, Family composition, Family size, Fever, Fruits, Health literacy, Height, Hookworm disease, Housing conditions, Housing materials, Immunization, Living conditions, Lower respiratory infections, Malnutrition, Marital status, Maternal anthropometry, Measles vaccines, Meat, Oral rehydration therapy, Polio vaccines, Symptoms, Tetanus toxoid vaccines, Trichuriasis, Vegetables, Vitamin A supplements, Weight