Measuring groups of children.
D000367:Age Factors; D001827:Body Height; D001835:Body Weight; D002648:Child; D002675:Child, Preschool; D006130:Growth Disorders / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009748:Nutrition Disorders / Q000150:complications