Respiratory symptoms and ventilatory function: a family study.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003371:Cough; D005191:Family Characteristics; D005219:Father-Child Relations; D005260:Female; D006306:Health Surveys; D006801:Humans; D007231:Infant, Newborn; D008131:London; D008297:Male; D009034:Mother-Child Relations; D012129:Respiratory Function Tests; D012140:Respiratory Tract Diseases / Q000453:epidemiology*; D012801:Sibling Relations; D012907:Smoking; D012923:Social Class; D012924:Social Conditions