[Use of a motion picture projector in the waiting room].
D000293:Adolescent; D000328:Adult; D002648:Child; D003770:Dental Offices; D005260:Female; D006267:Health Education, Dental; D006801:Humans; D008297:Male; D008875:Middle Aged; D009040:Motion Pictures; D011795:Surveys and Questionnaires
Benützung eines Filmprojektors im Wartezimmer.