Pulmonary pathology of severe acute respiratory syndrome in Toronto.

"Duality of interest: None declared."

"We thank Mr Peter Faure, the pathologists and staff at Toronto Medical Laboratories, University Health Network and the Mount Sinai Hospital, in addition to the Office of the Chief Coroner for Ontario, for their invaluable assistance. Truly, this work would not have been possible without their tireless efforts. We also thank the team that completed the RT-PCR work described in this manuscript, namely Gabriella Farcas and Kevin Kain from the University of Toronto and University Health Network, Tony Mazzulli from the University of Toronto, Toronto Medical Laboratories, and Mount Sinai Hospital, as well as Barbara Willey and Poolak Akhavan from the Toronto Medical Laboratories and Mount Sinai Hospital. This work was funded by Toronto Medical Laboratories, the University Health Network, and in part by a grant from the Canadian Institute of Health Research given to the Canadian SARS Research Network."