Related Clues:

• P.D.Q., on 'ER'
• Whistle blower
• Doctor's order
• Court figure
• E.R. A.S.A.P.
• 'ER' command
• Home runs or r.b.i.'s, e.g.
• Figure
• Number on a baseball card
• Team number
• See 51-Down
• Sports figure
• E.R. cry
• Ballpark figure
• Yards in passing, e.g.