Jon R. Barrett

2075, Bayview Ave
Toronto, ON, Canada

Last Updated: 09/26/2026

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Found 209 publications

Self-reported reactogenicity after COVID-19 vaccination with and without influenza vaccine coadministration during pregnancy in Canada.

Self-reported reactogenicity after COVID-19 vaccination with and without influenza vaccine coadministration during pregnancy in Canada.

Journal: Vaccine
Published: May 11, 2026

Maternal Mortality Secondary to Maternal Sepsis in Ontario: A Call-to-Action.

Maternal Mortality Secondary to Maternal Sepsis in Ontario: A Call-to-Action.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: October 16, 2025

Planned mode of delivery and neonatal outcomes in pregnancies complicated by late-onset fetal growth restriction: a retrospective cohort study.

Planned mode of delivery and neonatal outcomes in pregnancies complicated by late-onset fetal growth restriction: a retrospective cohort study.

Journal: Archives of gynecology and obstetrics
Published: October 14, 2025

Risk of Placental Pathology Across Ultrasound-Defined Phenotypes of Impaired Fetal Growth in Dichorionic Twins: A Retrospective Cohort Study.

Risk of Placental Pathology Across Ultrasound-Defined Phenotypes of Impaired Fetal Growth in Dichorionic Twins: A Retrospective Cohort Study.

Journal: BJOG : an international journal of obstetrics and gynaecology
Published: August 18, 2025

A Qualitative Exploration of How the Pregnancy and Postpartum Journey Was Shaped by the COVID-19 Pandemic: Lessons Learned.

A Qualitative Exploration of How the Pregnancy and Postpartum Journey Was Shaped by the COVID-19 Pandemic: Lessons Learned.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: August 14, 2025

National Consensus Statements for the Prevention of Maternal Rhesus D Alloimmunization and Management of Alloimmunized Pregnancies: A Modified Delphi Process.

National Consensus Statements for the Prevention of Maternal Rhesus D Alloimmunization and Management of Alloimmunized Pregnancies: A Modified Delphi Process.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: May 28, 2025

Letter to the Editor: Supporting Non-Urban ObGyn Training.

Letter to the Editor: Supporting Non-Urban ObGyn Training.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: May 20, 2025

Placental Growth Factor Diagnostic Testing: An Opportunity to Transform Pregnancy Care for Patients With Suspected Preeclampsia in Canada.

Placental Growth Factor Diagnostic Testing: An Opportunity to Transform Pregnancy Care for Patients With Suspected Preeclampsia in Canada.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: April 02, 2025

Reply to Association of Acute Histological Chorioamnionitis and Other Placental Lesions with Subsequent Pregnancy Outcomes after Spontaneous Preterm Birth (JOGC 25-00154).

Reply to Association of Acute Histological Chorioamnionitis and Other Placental Lesions with Subsequent Pregnancy Outcomes after Spontaneous Preterm Birth (JOGC 25-00154).

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: March 21, 2025

Health Care System Burden During the COVID-19 Pandemic and Pregnancy Outcomes: A Population-Based Study.

Health Care System Burden During the COVID-19 Pandemic and Pregnancy Outcomes: A Population-Based Study.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: March 09, 2025

Guidance for Prenatal, Postnatal and Neonatal Immunohematology Testing in Canada: Consensus Recommendations from a Modified Delphi Process.

Guidance for Prenatal, Postnatal and Neonatal Immunohematology Testing in Canada: Consensus Recommendations from a Modified Delphi Process.

Journal: Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC
Published: February 18, 2025

COVID-19 vaccination around the time of conception and risk of placenta-mediated adverse pregnancy outcomes.

COVID-19 vaccination around the time of conception and risk of placenta-mediated adverse pregnancy outcomes.

Journal: Acta obstetricia et gynecologica Scandinavica
Published: February 07, 2025
Showing 1-12 of 209

Last Updated: 09/26/2026