Physicians, smoking, and health in the Netherlands.
D000293:Adolescent; D000294:Adolescent Behavior; D000328:Adult; D000367:Age Factors; D000368:Aged; D001291:Attitude of Health Personnel; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009426:Netherlands; D012649:Self Concept; D012737:Sex Factors; D012907:Smoking