BALTIMORE
For more information, call the Baltimore Area Convention and Visitors Association at (410) 659-7300 within Maryland or (800) 343-3468 outside Maryland.
* April 9-13 NETWORK, annual meeting, Radisson Lord Baltimore. Contact: Nancy Renner, Catonsville Community College. Estimated attendance: 200.
* April 20-22 ONCOR International, annual sales meeting, Hyatt Regency. Contact: Marlyn Horsley, c/o Suite 1440, 300 E. Lombard St., Baltimore, Md. 21202. Estimated attendance: 400.
* May 4-6: Association of American Medical Colleges, teaching hospitals conference, Hyatt Regency. Contact: Marcie A. Foster, 2450 N St. N.W., Washington, D.C. 20037-1126. Expected attendance: 200.
WASHINGTON
For more information, call the Washington Convention and Visitors Association: (202) 789-7000.
* April 4-6: National League for Nursing, annual meeting, Marriott-Crystal Gateway. Contact: Kim Casper at (609) 589-2319. Expected attendance: 400.
* April 6-8: American Bar Association Anti-Trust Section, Omni-Shoreham. Contact: Susan Marie Schaus at (312) 988-5606. Estimated attendance: 700.
* April 9-12: National Electric Sign Association, international meeting and exhibition, D.C. Convention Center. Contact: John Johnson at (703) 836-4012. Expected attendance: 12,000.
* April 10-13: Society of the Plastics Industry, Marriott-Crystal Gateway. Contact: Pam Rastatter at (202) 371-5297. Expected attendance: 550.
* April 11-14: National Managed Healthcare Congress annual exposition, Sheraton Washington. Contact: Susan West at (617) 487-6700. Expected attendance: 4,200.
* April 14-16: International Brotherhood of Electrical Workers, Hyatt Regency Capitol Hill. Contact: Charles Fisher at (202) 833-7000. Expected attendance: 800.