[Tooth staining action using tablets, "Model Oberhausen"].
D002648:Child; D005860:Germany, West; D006267:Health Education, Dental; D006801:Humans; D012571:School Dentistry; D013194:Staining and Labeling; D014099:Toothbrushing
Zahnfärbe-Tabletten-Aktion "Model Oberhausen"