Epidemiology of malignant tumours with special regards to the orofacial region.
D001984:Bronchial Neoplasms / Q000453:epidemiology; D003604:Czechoslovakia; D005153:Facial Neoplasms / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007822:Laryngeal Neoplasms / Q000453:epidemiology; D008175:Lung Neoplasms / Q000453:epidemiology; D008297:Male; D009062:Mouth Neoplasms / Q000453:epidemiology*; D009369:Neoplasms / Q000453:epidemiology*; D012878:Skin Neoplasms / Q000453:epidemiology; D013274:Stomach Neoplasms / Q000453:epidemiology