| Centers for Disease Control and Prevention |
| 1600 Clifton Rd. |
| Atlanta, GA 30333 |
| Telephone: 800-311-3435; 404-639-3311 |
| Web site: http://www.cdc.gov |
| National Jewish Medical and Research Center |
| 1400 Jackson St. |
| Denver, CO 80206 |
| Telephone: 303-388-4461 |
| Physician Consult Line (Monday through Friday, 8 a.m. to 5 p.m. MT): 800-652-9555 |
| Web site: http://www.njc.org |
| American Thoracic Society |
| 1740 Broadway |
| New York, NY 10019 |
| Telephone: 212-315-8700 |
| Fax: 212-315-6498 |
| Web site: http://www.thoracic.org |