Routine biochemical screening for thyroid disorder in general practice.
D000293:Adolescent; D000328:Adult; D000368:Aged; D005194:Family Practice; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013959:Thyroid Diseases / Q000097:blood / Q000517:prevention & control*; D013974:Thyroxine / Q000097:blood*
D013974:Thyroxine