The potential effect of temporary immunity as a result of bias associated with healthy users and social determinants on observations of influenza vaccine effectiveness; could unmea...

by Crowcroft, Natasha S, Rosella, Laura C
Published 2012

Screening and Toxigenic Corynebacteria Spread

by Crowcroft, Natasha S., White, Joanne M., Efstratiou, Androulla, George, Robert
Published 2006

Potential risk factors associated with human encephalitis: application of canonical correlation analysis

by Hamid, Jemila S, Meaney, Christopher, Crowcroft, Natasha S, Granerod, Julia, Beyene, Joseph
Published 2011

Human papilloma virus vaccination programs reduce health inequity in most scenarios: a simulation study

by Crowcroft, Natasha S, Hamid, Jemila S, Deeks, Shelley L, Frank, John
Published 2012

Encephalitis, Ontario, Canada, 2002–2013

by Parpia, Alyssa S., Li, Ye, Chen, Cynthia, Dhar, Badal, Crowcroft, Natasha S.
Published 2016

Pertussis Post-Exposure Prophylaxis among Household Contacts: A Cost-Utility Analysis

by Thampi, Nisha, Gurol-Urganci, Ipek, Crowcroft, Natasha S., Sander, Beate
Published 2015

Diphtheria in the Postepidemic Period, Europe, 2000–2009

by Wagner, Karen S., White, Joanne M., Lucenko, Irina, Mercer, David, Crowcroft, Natasha S., Neal, Shona, Efstratiou, Androulla
Published 2012

Determining Mortality Rates Attributable to Clostridium difficile Infection

by Hota, Susy S., Achonu, Camille, Crowcroft, Natasha S., Harvey, Bart J., Lauwers, Albert, Gardam, Michael A.
Published 2012

Rubella immunity among prenatal women in Ontario, 2006–2010

by Lim, Gillian H, Harris, Tara, Desai, Shalini, Crowcroft, Natasha S, Mazzulli, Tony, Kozlowski, Tina, Deeks, Shelley L
Published 2013

Ethnic disparities in acquiring 2009 pandemic H1N1 influenza: a case–control study

by Navaranjan, Debeka, Rosella, Laura C, Kwong, Jeffrey C, Campitelli, Michael, Crowcroft, Natasha
Published 2014

New Estimates of Incidence of Encephalitis in England

by Granerod, Julia, Cousens, Simon, Davies, Nicholas W.S., Crowcroft, Natasha S., Thomas, Sara L.
Published 2013

Contribution of influenza viruses to medically attended acute respiratory illnesses in children in high‐income countries: a meta‐analysis

by Buchan, Sarah A., Hottes, Travis S., Rosella, Laura C., Crowcroft, Natasha S., Tran, Dat, Kwong, Jeffrey C.
Published 2016

Underreporting of hepatitis A in non-endemic countries: a systematic review and meta-analysis

by Savage, Rachel D., Rosella, Laura C., Brown, Kevin A., Khan, Kamran, Crowcroft, Natasha S.
Published 2016

Quality of Life and Associated Socio-Clinical Factors after Encephalitis in Children and Adults in England: A Population-Based, Prospective Cohort Study

by Ramanuj, Parashar Pravin, Granerød, Julia, Davies, Nicholas W. S., Conti, Stefano, Brown, David W. G., Crowcroft, Natasha S.
Published 2014

Estimating background rates of Guillain-Barré Syndrome in Ontario in order to respond to safety concerns during pandemic H1N1/09 immunization campaign

by Deeks, Shelley L, Lim, Gillian H, Simpson, Mary Anne, Rosella, Laura, Mackie, Christopher O, Achonu, Camille, Crowcroft, Natasha S
Published 2011

Epidemiology of serogroup B invasive meningococcal disease in Ontario, Canada, 2000 to 2010

by Dang, Vica, Jamieson, Frances B, Wilson, Sarah, Rawte, Prasad, Crowcroft, Natasha S, Johnson, Karen, Tsang, Raymond S W, Deeks, Shelley L
Published 2012

Association between Birth Order and Emergency Room Visits and Acute Hospital Admissions following Pediatric Vaccination: A Self-Controlled Study

by Hawken, Steven, Kwong, Jeffrey C., Deeks, Shelley L., Crowcroft, Natasha S., Ducharme, Robin, Manuel, Douglas G., Wilson, Kumanan
Published 2013

Oral Fluid Testing for Pertussis, England and Wales, June 2007–August 2009

by Campbell, Helen, Amirthalingam, Gayatri, Fry, Norman K., Litt, David, Harrison, Timothy G., Wagner, Karen, Crowcroft, Natasha S., Miller, Elizabeth
Published 2014

Global travel patterns and risk of measles in Ontario and Quebec, Canada: 2007–2011

by Wilson, Sarah E., Khan, Kamran, Gilca, Vladimir, Miniota, Jennifer, Deeks, Shelley L., Lim, Gillian, Eckhardt, Rose, Bolotin, Shelly, Crowcroft, Natasha S.
Published 2015

Population-Level Impact of Ontario’s Infant Rotavirus Immunization Program: Evidence of Direct and Indirect Effects

by Wilson, Sarah E., Rosella, Laura C., Wang, Jun, Le Saux, Nicole, Crowcroft, Natasha S., Harris, Tara, Bolotin, Shelly, Deeks, Shelley L.
Published 2016