Related Clues:
- Word heard on ''ER''
- Sports-card datum
- ESPN no.
- College class hours, e.g.
- Baseball-card number
- ''At once!''
- R.B.I. or H.R.
- Rebounds or assists
- Fantasy football figure
- Place to the left of a decimal point
- RN's ASAP
- Runs, hits or errors
- On the double, in the OR
- 'Immediately!,' in the operating room
- ''Photo'' or ''thermo'' attachment