title: Growth, caloric intake, and activity levels in early infancy: a preliminary report.
mesh_terms: D000367:Age Factors; D001827:Body Height; D001835:Body Weight; D006128:Growth; D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D009765:Obesity / Q000209:etiology; D005082:Physical Exertion; D010865:Pilot Projects