title: Patterns of pneumonia in Singapore General Hospital.
mesh_terms: D000328:Adult; D000368:Aged; D001996:Bronchopneumonia / Q000175:diagnosis; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000175:diagnosis*; D011018:Pneumonia, Pneumococcal / Q000175:diagnosis; D012846:Singapore; D012907:Smoking