Related Clues:

• Physicians' grp.
• Cold war grp.?
• Health-care lobby grp.
• Grp. with a staff in its symbol
• Journal publisher
• Professional org.
• Doctors' grp.
• See 24-Across
• Org. with a much-quoted journal
• Doctors' org.
• Took place
• Journal publisher, for short
• Dr.'s org.
• Is no longer
• G.P.'s grp.