adulte (1) Chemoprevention (1) Control (1) Chemoprevention (1) Immunodeficiency (1) Rates (1) Pneumonia (1) Patients (1) Human beings (1) Pneumocystis carinii pneumonia (1) Male homosexuality (1) Older people (1) Community-acquired pneumonia (1) Rates (1) Patients (1) adulte (1)