Karen O. Johnson
Toronto, ON, Canada
Last Updated: 09/26/2026
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Found 16 publications
Detection of non-travel-associated, ceftriaxone non-susceptible Neisseria gonorrhoeae FC428-like harbouring the mosaic penA60 allele in Ontario, Canada.
Journal: Canada communicable disease report = Releve des maladies transmissibles au Canada
Published: January 15, 2026
Characterization of azithromycin-resistant Shigella flexneri serotype 2a isolates using whole genome sequencing in Ontario from 2016 to 2018.
Journal: Microbiology spectrum
Published: September 09, 2024
Association Between Cycle Threshold Value and Vaccination Status Among Severe Acute Respiratory Syndrome Coronavirus 2 Omicron Variant Cases in Ontario, Canada, in December 2021.
Journal: Open forum infectious diseases
Published: March 28, 2023
Provincial implementation supports for socio-demographic data collection during COVID-19 in Ontario's public health system.
Journal: Canadian journal of public health = Revue canadienne de sante publique
Published: October 07, 2020
An outbreak of hepatitis A in Canada: The use of a control bank to conduct a case-control study.
Journal: Epidemiology and infection
Published: November 13, 2019
Initial lung transplantation experience with uncontrolled donation after cardiac death in North America.
Journal: American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons
Published: September 20, 2019
The continued rise of Lyme disease in Ontario, Canada: 2017.
Journal: Canada communicable disease report = Releve des maladies transmissibles au Canada
Published: September 17, 2019
Vaccine safety surveillance in Canada: Reports to CAEFISS, 2017.
Journal: Canada communicable disease report = Releve des maladies transmissibles au Canada
Published: September 14, 2019
West Nile virus illness in Ontario, Canada: 2017.
Journal: Canada communicable disease report = Releve des maladies transmissibles au Canada
Published: April 25, 2019
Vaccine safety surveillance in Canada: Reports to CAEFISS, 2013-2016.
Journal: Canada communicable disease report = Releve des maladies transmissibles au Canada
Published: April 25, 2019
Clinical manifestations of reported Lyme disease cases in Ontario, Canada: 2005-2014.
Journal: PloS one
Published: January 09, 2018
Last Updated: 09/26/2026