Related Clues:

• 'ER' extras
• Cutting-room staff?: Abbr.
• Physicians, for short
• ''St. Elsewhere'' roles
• Ones doing tests: Abbr.
• Shrinks, e.g.: Abbr.
• Surg. gen. and others
• No and J
• Bugs' addressees?
• Who, No, et al
• Medicos
• HMO personnel
• "E.R." roles
• ICU personnel
• Savage and OR people?