Faculty profile
Stefania Ronzoni
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Read how they describe their research on their University of Toronto profile.
Latest papers
Effect of dental treatments on reduction of preterm birth: a systematic review and meta-analysis
American Journal of Obstetrics and Gynecology MFM · 2026 · senior author
Deferred Cord Clamping in Very Preterm Triplets and Outcomes: A Retrospective Cohort Study.
Neonatology · 2026
Preterm preeclampsia screening and prevention: a comprehensive approach to implementation in a real-world setting.
BMC pregnancy and childbirth · 2025 · first author
Latest funding
- $409,276
Étude préliminaire d'un ÉCR de phase 3 multicentrique testant l'association des antibiotiques et des probiotiques vaginaux pour des patientes ayant une rupture prématurée et préterme des membranes entre 24 et 32 semaines d'aménorrhée (Étude PROB-PROM)
CIHR · 2024 · Co-investigator
17 publications.
Effect of dental treatments on reduction of preterm birth: a systematic review and meta-analysis
Thomas C, Ahmed S, Berghella V, Brignardello-Petersen R, El-Rabbany M, Devion C, Ronzoni S
Deferred Cord Clamping in Very Preterm Triplets and Outcomes: A Retrospective Cohort Study.
Shah PS, Su YC, El-Naggar W, Hobson SR, Ronzoni S, Beltempo M
Preterm preeclampsia screening and prevention: a comprehensive approach to implementation in a real-world setting.
Ronzoni S, Rashid S, Santoro A, Mei-Dan E, Barrett J, Okun N, Huang T
Outpatient vs inpatient management of preterm prelabor rupture of membranes: A systematic review and meta‐analysis
Williamson M, Dong S, D'Souza R, Brignardello‐Petersen R, Ronzoni S
Cervical assessment certification and its impact on performance quality in the context of universal cervical screening.
Stratulat V, Melamed N, Barrett J, Ladhani NNN, Anabusi S, Quaglietta P, Hack K, Ronzoni S
Individualized treatment of preterm premature rupture of membranes to prolong the latency period, reduce the rate of preterm birth, and improve neonatal outcomes
Ronzoni S, Cobo T, D'Souza R, Asztalos E, O'Rinn SE, Cao X, Herranz A, Melamed N, Ferrero S, Barrett J
Timing of antenatal corticosteroids in relation to clinical indication
Smith J, Murphy KE, McDonald SD, Asztalos E, Aviram A, Ronzoni S, Mei-Dan E, Zaltz A, Barrett J, Melamed N
Amnioreduction with rescue cerclage at advanced cervical dilation or gestational age.
Proctor LK, Ronzoni S, Melamed N, Nevo O, Cohen H, Barrett J
Contribution of Second Trimester Sonographic Placental Morphology to Uterine Artery Doppler in the Prediction of Placenta-Mediated Pregnancy Complications.
Ashwal E, Ali-Gami J, Aviram A, Ronzoni S, Mei-Dan E, Kingdom J, Melamed N
Determining the optimal antibiotic regimen for chorioamnionitis: A systematic review and meta‐analysis
Alrowaily N, D'Souza R, Dong S, Chowdhury S, Ryu M, Ronzoni S
Étude préliminaire d'un ÉCR de phase 3 multicentrique testant l'association des antibiotiques et des probiotiques vaginaux pour des patientes ayant une rupture prématurée et préterme des membranes entre 24 et 32 semaines d'aménorrhée (Étude PROB-PROM)
Principal investigators: Pasquier, Jean Charles; Beltempo, Marc; Boucoiran, Isabelle; Laforest-Lapointe, Isabelle
Keywords: Essai Randomisé Contrôlé; Femmes Enceintes; Microbiote Intestinal; Microbiote Vaginal; Méconium; Probiotiques; Rupture Prématurée Et Pré-Terme Des Membranes
From public funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998 with their latest competition results, the Canada Foundation for Innovation, Genome Canada, the Canadian Space Agency, Canada Research Chairs, the Fonds de recherche du Québec, Ontario research funding, Michael Smith Health Research BC, the Canadian Cancer Society, Heart & Stroke and Brain Canada.
Frequent collaborators
- Prakeshkumar Shah and Prakesh Shah: 856 shared papers
- Jon Barrett and Nir Melamed: 197 shared papers
- Stephen Lye and Oksana Shynlova: 91 shared papers
- Prakeshkumar Shah and Marc Beltempo: 78 shared papers
- Marc Beltempo and Prakesh Shah: 78 shared papers
- Jon Barrett and Elizabeth Asztalos: 64 shared papers
- Prakeshkumar Shah and Kellie Murphy: 62 shared papers
- Kellie Murphy and Prakesh Shah: 61 shared papers
- Elizabeth Asztalos and Kellie Murphy: 60 shared papers
- John Kingdom and Nir Melamed: 47 shared papers
- Eran Ashwal and Nir Melamed: 42 shared papers
- Edgar Jaeggi and Greg Ryan: 36 shared papers
- Jon Barrett and Prakeshkumar Shah: 35 shared papers
- Nir Melamed and Elizabeth Asztalos: 35 shared papers
- John Kingdom and Edgar Jaeggi: 32 shared papers
- Nir Melamed and Amir Aviram: 27 shared papers
- Prakeshkumar Shah and Greg Ryan: 25 shared papers
- Jon Barrett and John Kingdom: 24 shared papers
- Johannes Keunen and Greg Ryan: 24 shared papers
- Rohan D'Souza and Kellie Murphy: 23 shared papers
- Amir Aviram and Elad Mei-Dan: 21 shared papers
- Jon Barrett and Amir Aviram: 20 shared papers
- Rohan D'Souza and Prakeshkumar Shah: 18 shared papers
- Nir Melamed and Elad Mei-Dan: 18 shared papers
- Rohan D'Souza and Prakesh Shah: 17 shared papers
- Jon Barrett and Eran Ashwal: 14 shared papers
- Jon Barrett and Arthur Zaltz: 14 shared papers
- Jon Barrett and Elad Mei-Dan: 14 shared papers
- Stephen Lye and Kellie Murphy: 14 shared papers
- Nir Melamed and Arthur Zaltz: 14 shared papers
- Eran Ashwal and John Kingdom: 12 shared papers
- John Kingdom and Stephen Lye: 11 shared papers
- Nir Melamed and Marc Beltempo: 9 shared papers
- Amir Aviram and Arthur Zaltz: 9 shared papers
- Nir Melamed and Stefania Ronzoni: 8 shared papers
- Romina Brignardello and Rohan D'Souza: 7 shared papers
- Rohan D'Souza and Cynthia Maxwell: 7 shared papers
- Jon Barrett and Stefania Ronzoni: 6 shared papers
- Prakeshkumar Shah and Johannes Keunen: 6 shared papers
- Johannes Keunen and Prakesh Shah: 6 shared papers
- Rohan D'Souza and Stefania Ronzoni: 5 shared papers
- Kellie Murphy and Stefania Ronzoni: 4 shared papers
- John Kingdom and Cynthia Maxwell: 3 shared papers
- Edgar Jaeggi and Johannes Keunen: 3 shared papers
- Dan Farine and Cynthia Maxwell: 3 shared papers
- Amir Aviram and Stefania Ronzoni: 3 shared papers
- Stefania Ronzoni and Elad Mei-Dan: 3 shared papers
- Romina Brignardello and Prakeshkumar Shah: 2 shared papers
- Romina Brignardello and Stefania Ronzoni: 2 shared papers
- Rohan D'Souza and Oksana Shynlova: 2 shared papers
- Jon Barrett and Howard Cohen: 2 shared papers
- John Kingdom and Stefania Ronzoni: 2 shared papers
- Prakeshkumar Shah and Stefania Ronzoni: 2 shared papers
- Stephen Lye and Stefania Ronzoni: 2 shared papers
- Nir Melamed and Howard Cohen: 2 shared papers
- Oksana Shynlova and Kellie Murphy: 2 shared papers
- Oksana Shynlova and Stefania Ronzoni: 2 shared papers
- Elizabeth Asztalos and Stefania Ronzoni: 2 shared papers
- Arthur Zaltz and Stefania Ronzoni: 2 shared papers
- Greg Ryan and Stefania Ronzoni: 2 shared papers
- Stefania Ronzoni and Prakesh Shah: 2 shared papers
- Jon Barrett and Kalesha Hack: 1 shared paper
- Jon Barrett and Chelsie Warshafsky: 1 shared paper
- Eran Ashwal and Stefania Ronzoni: 1 shared paper
- Prakeshkumar Shah and Dan Farine: 1 shared paper
- Edgar Jaeggi and Stefania Ronzoni: 1 shared paper
- Nir Melamed and Dan Farine: 1 shared paper
- Nir Melamed and Kalesha Hack: 1 shared paper
- Nir Melamed and Chelsie Warshafsky: 1 shared paper
- Marc Beltempo and Stefania Ronzoni: 1 shared paper
- Dan Farine and Stefania Ronzoni: 1 shared paper
- Amir Aviram and Chelsie Warshafsky: 1 shared paper
- Kalesha Hack and Stefania Ronzoni: 1 shared paper
- Howard Cohen and Stefania Ronzoni: 1 shared paper
- Chelsie Warshafsky and Stefania Ronzoni: 1 shared paper
- Johannes Keunen and Stefania Ronzoni: 1 shared paper
- Stefania Ronzoni and Cynthia Maxwell: 1 shared paper
- Department of Obstetrics & Gynaecology
- Obstetrics & Gynecology
- Department of Paediatrics
- Institute of Health Policy, Management, and Evaluation
- Department of Health Research Methods, Evidence, and Impact
- Department of Medicine
- Department of Medical Imaging
- Other
Co-authors at University of Toronto, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Nir Melamed
Department of Obstetrics & Gynaecology
8 shared papers, latest 2024
Jon Barrett
Obstetrics & Gynecology
6 shared papers, latest 2025
Rohan D'Souza
Obstetrics & Gynecology
5 shared papers, latest 2024
Kellie Murphy
Department of Obstetrics & Gynaecology
4 shared papers, latest 2022
Elad Mei-Dan
Department of Obstetrics & Gynaecology
3 shared papers, latest 2025
Amir Aviram
Department of Obstetrics & Gynaecology
3 shared papers, latest 2022
Prakesh Shah
Department of Paediatrics
2 shared papers, latest 2026
Greg Ryan
Department of Obstetrics & Gynaecology
2 shared papers, latest 2018
Romina Brignardello
Department of Health Research Methods, Evidence, and Impact
2 shared papers, latest 2026
John Kingdom
Department of Obstetrics & Gynaecology
2 shared papers, latest 2022
Prakeshkumar Shah
Department of Paediatrics
2 shared papers, latest 2026
Stephen Lye
Department of Obstetrics & Gynaecology
2 shared papers, latest 2019
Oksana Shynlova
Department of Obstetrics & Gynaecology
2 shared papers, latest 2019
Elizabeth Asztalos
Institute of Health Policy, Management, and Evaluation
2 shared papers, latest 2022
Arthur Zaltz
Department of Obstetrics & Gynaecology
2 shared papers, latest 2022
Cynthia Maxwell
Department of Obstetrics & Gynaecology
1 shared papers, latest 2015
Nanette Okun
Department of Obstetrics & Gynaecology
1 shared papers, latest 2025
Eran Ashwal
Obstetrics & Gynecology
1 shared papers, latest 2022
Marc Beltempo
Epidemiology, Biostatistics and Occupational Health
1 shared papers, latest 2026
Ori Nevo
Department of Obstetrics & Gynaecology
1 shared papers, latest 2022
Dan Farine
Department of Medicine
1 shared papers, latest 2015
Sarah McDonald
Obstetrics & Gynecology
1 shared papers, latest 2022
Kalesha Hack
Department of Medical Imaging
1 shared papers, latest 2024
Howard Cohen
Department of Obstetrics & Gynaecology
1 shared papers, latest 2022
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Profile data last refreshed on September 29, 2026 from the university directory, publication records and public research funding records.