title: Microbial opportunism in clinical medicine.
mesh_terms: D001228:Aspergillosis / Q000276:immunology; D001424:Bacterial Infections / Q000276:immunology; D002177:Candidiasis / Q000276:immunology; D003428:Cross Infection / Q000517:prevention & control; D006562:Herpes Zoster / Q000276:immunology; D006566:Herpesviridae Infections / Q000175:diagnosis / Q000276:immunology / Q000517:prevention & control; D006801:Humans; D007109:Immunity; D007239:Infections / Q000276:immunology*; D010587:Phagocytosis; D011552:Pseudomonas Infections / Q000209:etiology; D011550:Pseudomonas aeruginosa; D014774:Virulence