[1] Atmosph. and Environ. Research, Inc., San Ramon, CA, United States
[2] Atmosph. and Environ. Research, Inc., Cambridge, MA, United States
[3] U.S. Environmental Protection Agency, Research Triangle Park, NC, United States
[4] Environ Corporation, Novato, CA, United States
[5] Aerodyne Research, Inc., Billerica, MA, United States
[6] Harvard University, Boston, MA, United States
[7] Washington University, St. Louis, MO, United States
[8] Environmental Consultant, Camarillo, CA, United States
[9] Atmosph./Environ. Res., Inc. (AER), Air Quality Division, 2682 Bishop Drive, San Ramon, CA 94583, United States
[10] Air Quality Division, AER, San Ramon, CA, United States
[11] Sun Microsystems, Palo Alto, CA, United States
[12] Numerical Weather Prediction Group, AER, Cambridge, MA, United States
[13] EPA, Office of Research and Development, Research Triangle Park, NC, United States
[14] Aerodyne Research, Billerica, MA, United States
[15] Harvard School of Public Health, Boston, MA, United States
[16] Chemistry Department, Washington University, Saint Louis, MO, United States
[17] ENSR Corporation, Camarillo, CA, United States