Related Clues:

• Works OK
• ''This instant!''
• Regular trips
• RBI, e.g.
• "Now!" in hospitals
• Rushing avg., e.g.
• Baseball tally
• The "R" in RHE
• ERA, for one
• "Pronto!"
• ''Hurry!'' to an MD
• Box score entry
• ASAP, in the OR
• ''Immediately, nurse!''
• Right now, to an RN