00490pab a2200157 454500008004000000100001900040245012800059260000900187300001500196362000800211650002200219650003300241650002400274700001600298773001800314180718b2006   xxu||||| |||| 00| 0 eng d  aAli, S. Harris  aGlobal cities and the spread of infectious disease: the case of severe acute respiratory syndrome (SARS) in Toronto, Canada  c2006  ap.491-509.  aMar  aDiseases - Canada  aInfectious diseases - Canada  aInfectious diseases  aKeil, Roger  aUrban Studies