It's a staph infection, S-T-A-P-H...that's staphylococcus. It is not a STAFF infection. Hospital acquired infections occur, but they are never, ever, referred to as staff infections. The proper term is nosocomial.
You would be amazed at how often this causes concern and confusion....now you know.
Usually humorous, frequently irreverent, occasionally controversial, rarely important. Best served with a pinch of humor and a dash of skepticism. Stirred, not shaken. Hold the ice.