Norwegian health interview survey 1968. Preliminary results on morbidity and use of health services.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006306:Health Surveys; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D009664:Norway; D010548:Personal Health Services / Q000706:statistics & numerical data*; D012494:Sampling Studies; D012737:Sex Factors; D013997:Time Factors