Related Clues:
- Hem and haw sounds
- Uncertain reactions
- Hosp. centers
- Spots for 42-Across
- Hesitation sounds
- Stumblers' sounds
- Sentence interrupters
- Workplaces for some R.N.'s
- Lifesaving workplaces, briefly
- Places for some MDs
- Hosp. parts
- Stammering sounds
- Where operators stand by?: Abbr.
- EMTs head to them
- Trauma ctrs