Philippe De Wals

Publications

2024

2023

2022

Publications

2023

Increase of invasive pneumococcal disease in children temporally associated with RSV outbreak in Quebec: a time-series analysis

Ouldali, Naïm; Deceuninck, Geneviève; Lefebvre, Brigitte; Gilca, Rodica; Quach, Caroline; Brousseau, Nicholas; Tapiero, Bruce; De Wals, Philippe
Lancet Regional Health. Americas

2022

Estimated Protection of Prior SARS-CoV-2 Infection Against Reinfection With the Omicron Variant Among Messenger RNA-Vaccinated and Nonvaccinated Individuals in Quebec, Canada

Carazo, Sara; Skowronski, Danuta M.; Brisson, Marc; Sauvageau, Chantal; Brousseau, Nicholas; Gilca, Rodica; Ouakki, Manale; Barkati, Sapha; Fafard, Judith; Talbot, Denis; Gilca, Vladimir; Deceuninck, Geneviève; Garenc, Christophe; Carignan, Alex; Wals, Philippe De; Serres, Gaston De

Protection against omicron (B.1.1.529) BA.2 reinfection conferred by primary omicron BA.1 or pre-omicron SARS-CoV-2 infection among health-care workers with and without mRNA vaccination: a test-negative case-control study

Carazo, Sara; Skowronski, Danuta M.; Brisson, Marc; Barkati, Sapha; Sauvageau, Chantal; Brousseau, Nicholas; Gilca, Rodica; Fafard, Judith; Talbot, Denis; Ouakki, Manale; Gilca, Vladimir; Carignan, Alex; Deceuninck, Geneviève; De Wals, Philippe; De Serres, Gaston
The Lancet. Infectious Diseases

Two-dose SARS-CoV-2 vaccine effectiveness with mixed schedules and extended dosing intervals: test-negative design studies from British Columbia and Quebec, Canada

Skowronski, Danuta M.; Febriani, Yossi; Ouakki, Manale; Setayeshgar, Solmaz; El Adam, Shiraz; Zou, Macy; Talbot, Denis; Prystajecky, Natalie; Tyson, John R.; Gilca, Rodica; Brousseau, Nicholas; Deceuninck, Geneviève; Galanis, Eleni; Fjell, Chris D.; Sbihi, Hind; Fortin, Elise; Barkati, Sapha; Sauvageau, Chantal; Naus, Monika; Patrick, David M.; Henry, Bonnie; Hoang, Linda M. N.; De Wals, Philippe; Garenc, Christophe; Carignan, Alex; Drolet, Mélanie; Jassem, Agatha N.; Sadarangani, Manish; Brisson, Marc; Krajden, Mel; De Serres, Gaston
Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America

Impact of the first vaccine dose on COVID-19 and its complications in long-term care facilities and private residences for seniors in Québec, Canada

Fortin, Élise; De Wals, Philippe; Talbot, Denis; Ouakki, Manale; Deceuninck, Geneviève; Sauvageau, Chantal; Gilca, Rodica; Kiely, Marilou; De Serres, Gaston
Canada Communicable Disease Report = Releve Des Maladies Transmissibles Au Canada

2021

Single-dose mRNA vaccine effectiveness against SARS-CoV-2 in healthcare workers extending 16 weeks post-vaccination: a test-negative design from Quebec, Canada

Carazo, Sara; Talbot, Denis; Boulianne, Nicole; Brisson, Marc; Gilca, Rodica; Deceuninck, Geneviève; Brousseau, Nicholas; Drolet, Mélanie; Ouakki, Manale; Sauvageau, Chantal; Barkati, Sapha; Fortin, Élise; Carignan, Alex; De Wals, Philippe; Skowronski, Danuta M.; De Serres, Gaston
Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America

Recent advances in meningococcal B disease prevention: real-world evidence from 4CMenB vaccination: Real-world effectiveness of MenB vaccination

Martinón-Torres, Federico; Banzhoff, Angelika; Azzari, Chiara; De Wals, Philippe; Marlow, Robin; Marshall, Helen; Pizza, Mariagrazia; Rappuoli, Rino; Berkani, Rafik Bekkat
The Journal of Infection

2020

Can BCG be useful to mitigate the COVID-19 pandemic? A Canadian perspective

De Wals, Philippe; Menzies, Dick; Divangahi, Maziar
Canadian Journal of Public Health = Revue Canadienne De Sante Publique

Burden of respiratory infections and otitis media in the Inuit population of Nunavik, Quebec, Canada

De Wals, Philippe; Zhou, Z.; LeMeur, J. B.; Proulx, J. F.
International Journal of Circumpolar Health

2019

2018

Limited impact of pneumococcal vaccines on invasive pneumococcal disease in Nunavik (Quebec)

LeMeur, Jean-Baptiste; Lefebvre, Brigitte; Proulx, Jean-François; De Wals, Philippe
Canadian Journal of Public Health = Revue Canadienne De Sante Publique

Overview of knowledge, attitudes, beliefs, vaccine hesitancy and vaccine acceptance among mothers of infants in Quebec, Canada

Dubé, Ève; Farrands, Anne; Lemaitre, Thomas; Boulianne, Nicole; Sauvageau, Chantal; Boucher, François D.; Tapiero, Bruce; Quach, Caroline; Ouakki, Manale; Gosselin, Virginie; Gagnon, Dominique; De Wals, Philippe; Petit, Geneviève; Jacques, Marie-Claude; Gagneur, Arnaud
Human Vaccines & Immunotherapeutics

2017