Inflammatory bowel disease and infection concerns.
D000367:Age Factors; D000368:Aged; D006801:Humans; D007166:Immunosuppressive Agents / Q000009:adverse effects / Q000627:therapeutic use; D015212:Inflammatory Bowel Diseases / Q000188:drug therapy / Q000276:immunology / Q000382:microbiology*; D008875:Middle Aged; D009894:Opportunistic Infections / Q000209:etiology*
D007166:Immunosuppressive Agents