Clue: Heavily monitored areas: Abbr.

Answer: ICUS

Length: 4

---

Similar Clues:

• Sleeping areas, in real estate ads (abbr.) (BRS with 3 letters)
• Hospital areas: Abbr. (ERS with 3 letters)
• Hospital areas (Abbr.) (e.g. ERS with 3 letters)
• Hospitals' "treat now" areas: Abbr. (ERS with 3 letters)
• Hospital crisis areas: Abbr. (ERS with 3 letters)
• Playing areas: Abbr. (FDS with 3 letters)
• Closely monitored hosp. areas (ICUS with 4 letters)
• Ski areas: Abbr. (MTNS with 4 letters)
• Prohibited areas in combat: abbr. (DMZS with 4 letters)
• Recreation areas: Abbr. (PKS with 3 letters)