Here, although there seems to be some merit to the argument made by Canadian epidemologist and nurses, alleging that Health Canada is downplaying the latest local outbreak of the contagious respiratory illness and that physicians at North York General Hospital ignored warnings from SARS nurses, there are self-centered blunders have most obviously been made elsewhere.
What is the author trying to say in this convoluted sentence?

Strange, that with all the Asian travellers who are routed through the USA, not one case of the infectious SARs has been found south of the border.