What is an appropriate control group to identify risk factors for Clostridium difficile-associated diarrhoea?
Guyot
A
A
Barrett
S P
SP
D000900:Anti-Bacterial Agents / Q000494:pharmacology; D017291:Clarithromycin / Q000494:pharmacology; D016360:Clostridioides difficile / Q000187:drug effects / Q000302:isolation & purification; D003967:Diarrhea / Q000382:microbiology; D004761:Enterocolitis, Pseudomembranous / Q000382:microbiology; D006801:Humans; D012107:Research Design / Q000592:standards; D012307:Risk Factors
D000900:Anti-Bacterial Agents; D017291:Clarithromycin