Pattern of malignant tumours in otolaryngology in Karachi.
D000328:Adult; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology; D004938:Esophageal Neoplasms / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000453:epidemiology*; D010154:Pakistan; D010610:Pharyngeal Neoplasms / Q000453:epidemiology*; D010947:Plants, Toxic; D014026:Nicotiana