Long term developmental studies: a critique.
D000293:Adolescent; D000328:Adult; D000818:Animals; D001699:Biometry; D001783:Blood Flow Velocity; D001827:Body Height; D001835:Body Weight; D002508:Cephalometry; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D005260:Female; D005826:Genetics, Medical; D006128:Growth; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008722:Methods; D011247:Pregnancy; D044469:Racial Groups; D012107:Research Design; D012189:Retrospective Studies; D012494:Sampling Studies; D013997:Time Factors; D014427:Twins