A Controlled Trial of Trimethoprim–Sulfamethoxazole or Aerosolized Pentamidine for Secondary Prophylaxis of Pneumocystis carinii Pneumonia in Patients with the Acquired Immunodeficiency Syndrome

Abstract
Pneumocystis carinii pneumonia (PCP) continues to be the most common index diagnosis in the acquired immunodeficiency syndrome (AIDS), but it is not clear which of several available agents is the most effective in preventing a recurrence of PCP.