Downsview Air Quality Group - 1999
left side, front to back (six people): Anne Marie Macdonald, Sandra Steffen, Keith Puckett, Julie Narayan, Sun Ling Gong, Elizabeth Sashouvar (back, standing).
right side, front to back (four people): Maris Lusis, Robert Vet, Sangeeta Sharma, David Lavoue.