Both Uses

infirmary
in
The Hidden Oracle
(Auto-generated)

Mostly I splinted arms, distributed cold medicine and tissues, and tried to keep Harley from stealing the infirmary's entire supply of smiley-face stickers, which he plastered all over his flamethrower.†
p. 341.5

infirmary = a small facility where patients receive treatment
The two had cots next to each other in the infirmary, which I found a little suspicious, even though they kept sniping at each other whenever they knew they were being watched.†
p. 342.1 *

Definitions:

(1) (infirmary)
a small facility where patients receive treatment -- such as a room or two at a school as contrasted to a busy hospital or medical clinic
(2) (meaning too rare to warrant focus)