John A. Queenan

99 University Ave
Kingston, ON K7L3N6, Canada

Last Updated: 09/26/2026

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Found 45 publications

Primary care for depression before and during the COVID-19 pandemic: a retrospective pre-post study.

Primary care for depression before and during the COVID-19 pandemic: a retrospective pre-post study.

Journal: BMJ open

Published: January 09, 2026

A systematic review of factors associated with the patient and diagnostic intervals in gastric cancer.

A systematic review of factors associated with the patient and diagnostic intervals in gastric cancer.

Journal: Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association

Published: December 12, 2025

Primary care insights on the management of diabetes: results from a mixed method study of care changes and impacts during the COVID-19 pandemic.

Primary care insights on the management of diabetes: results from a mixed method study of care changes and impacts during the COVID-19 pandemic.

Journal: Family practice

Published: June 13, 2025

Characterizing adult asthma: a cross-sectional epidemiologic study from the canadian primary care sentinel surveillance network.

Characterizing adult asthma: a cross-sectional epidemiologic study from the canadian primary care sentinel surveillance network.

Journal: NPJ primary care respiratory medicine

Published: December 14, 2024

A Scoping Review Mapping Trans* and Gender Diverse People's Representation in Cancer Research.

A Scoping Review Mapping Trans* and Gender Diverse People's Representation in Cancer Research.

Journal: Cancer medicine

Published: October 02, 2024

The co-occurrence of multimorbidity and polypharmacy among middle-aged and older adults in Canada: A cross-sectional study using the Canadian Longitudinal Study on Aging (CLSA) and the Canadian Primary Care Sentinel Surveillance Network (CPCSSN).

The co-occurrence of multimorbidity and polypharmacy among middle-aged and older adults in Canada: A cross-sectional study using the Canadian Longitudinal Study on Aging (CLSA) and the Canadian Primary Care Sentinel Surveillance Network (CPCSSN).

Journal: PloS one

Published: July 17, 2024

Describing primary care patterns before and during the COVID-19 pandemic across Canada: a quasi-experimental pre-post design cohort study using national practice-based research network data.

Describing primary care patterns before and during the COVID-19 pandemic across Canada: a quasi-experimental pre-post design cohort study using national practice-based research network data.

Journal: BMJ open

Published: May 21, 2024

Validation of algorithms to identify human immunodeficiency virus cases using administrative data in Manitoba.

Validation of algorithms to identify human immunodeficiency virus cases using administrative data in Manitoba.

Journal: Canadian journal of public health = Revue canadienne de sante publique

Published: May 07, 2024

Patient and Public Perceptions in Canada About Decentralized and Hybrid Clinical Trials: "It's About Time we Bring Trials to People".

Patient and Public Perceptions in Canada About Decentralized and Hybrid Clinical Trials: "It's About Time we Bring Trials to People".

Journal: Therapeutic innovation & regulatory science

Published: December 29, 2023

Validation of adult asthma case definitions for primary care sentinel surveillance.

Validation of adult asthma case definitions for primary care sentinel surveillance.

Journal: Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology

Published: June 28, 2023

Effects of the COVID-19 Pandemic on Primary Health Care for Chronic Conditions in Canada: Protocol for a Retrospective Pre-Post Study Using National Practice-Based Research Network Data.

Effects of the COVID-19 Pandemic on Primary Health Care for Chronic Conditions in Canada: Protocol for a Retrospective Pre-Post Study Using National Practice-Based Research Network Data.

Journal: JMIR research protocols

Published: May 24, 2023

Screening patterns and identification of non-alcoholic fatty liver disease in obese children in canadian primary care.

Screening patterns and identification of non-alcoholic fatty liver disease in obese children in canadian primary care.

Journal: Annals of family medicine

Published: March 21, 2023

Showing 1-12 of 45

Last Updated: 09/26/2026