title: Persistence of pneumocystis.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000150:complications; D000818:Animals; D006801:Humans; D010419:Pentamidine / Q000009:adverse effects / Q000627:therapeutic use; D011020:Pneumonia, Pneumocystis / Q000150:complications / Q000188:drug therapy*; D012008:Recurrence; D013420:Sulfamethoxazole / Q000627:therapeutic use; D013997:Time Factors; D014295:Trimethoprim / Q000627:therapeutic use
chemical_list: D010419:Pentamidine; D014295:Trimethoprim; D013420:Sulfamethoxazole