Article Information
vol. 299 no. 5607 665-666
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© 2003 American Association for the Advancement of Science
Author Information
- Kenneth A. Colburn,
- Philip R. S. Johnson*
- K. A. Colburn is executive director and P. R. S. Johnson is a public health and environmental analyst at the Northeast States for Coordinated Air Use Management (NESCAUM), Boston, MA 02114, USA.
- ↵*To whom correspondence should be addressed. E-mail: pjohnson{at}nescaum.org
