A significant knowledge gap exists concerning the geographical distribution of nontuberculous
mycobacteria (NTM) isolation worldwide. To provide a snapshot of NTM species …

Severe acute respiratory syndrome (SARS) is characterized by a risk of nosocomial
transmission; however, the risk of airborne transmission of SARS is unknown. During the Toronto …

The Canadian Integrated Program for Antimicrobial Resistance Surveillance describes a
strong correlation (r= 0.9, p< 0.0001) between ceftiofur-resistant Salmonella enterica serovar …

Background: The prevalence of pulmonary non-tuberculous mycobacteria (NTM) infection is
reportedly increasing. A study was undertaken of the “isolation prevalence” of pulmonary …

Generalist and specialist species differ in the breadth of their ecological niches. Little is known
about the niche width of obligate human pathogens. Here we analyzed a global collection …

Background Molecular diagnostics are considered the most promising route to achievement
of rapid, universal drug susceptibility testing for Mycobacterium tuberculosis complex (MTBC…

The Walkerton, Canada, waterborne outbreak of 2000 resulted from entry of Escherichia
coli O157: H7 and Campylobacter spp. from neighboring farms into the town water supply. …

We measured the prevalence and temporal trends of pulmonary nontuberculous mycobacterial
disease among residents of Ontario, Canada, during 1998–2010. Five-year prevalence …

Background Evidence-based priority setting is increasingly important for rationally distributing
scarce health resources and for guiding future health research. We sought to quantify the …

Inhaled corticosteroid (ICS) use is associated with an increased risk of pneumonia. This
study was performed to determine if ICS use is associated with an increased risk of …