title: A questionnaire for measurement of temperament in six-month-old infants: development and standardization.
mesh_terms: D001288:Attention; D002652:Child Behavior; D002657:Child Development; D002940:Circadian Rhythm; D004644:Emotions; D005260:Female; D006801:Humans; D007223:Infant; D008137:Longitudinal Studies; D008297:Male; D009043:Motor Activity; D010551:Personality; D012737:Sex Factors; D011795:Surveys and Questionnaires; D013694:Temperament