Sarah A. Buchan

5.2k total citations · 4 hit papers
94 papers, 2.1k citations indexed

About

Sarah A. Buchan is a scholar working on Epidemiology, Infectious Diseases and Health. According to data from OpenAlex, Sarah A. Buchan has authored 94 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 45 papers in Epidemiology, 39 papers in Infectious Diseases and 21 papers in Health. Recurrent topics in Sarah A. Buchan's work include Respiratory viral infections research (32 papers), SARS-CoV-2 and COVID-19 Research (30 papers) and Influenza Virus Research Studies (22 papers). Sarah A. Buchan is often cited by papers focused on Respiratory viral infections research (32 papers), SARS-CoV-2 and COVID-19 Research (30 papers) and Influenza Virus Research Studies (22 papers). Sarah A. Buchan collaborates with scholars based in Canada, United States and United Kingdom. Sarah A. Buchan's co-authors include Jeffrey C. Kwong, Kevin A. Brown, Nick Daneman, Sarah E. Wilson, Kevin L. Schwartz, Jonathan B. Gubbay, Sharifa Nasreen, Ana Cecilia Ulloa, Hannah Chung and Mina Tadrous and has published in prestigious journals such as JAMA, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

Sarah A. Buchan

84 papers receiving 2.0k citations

Hit Papers

Estimated Effectiveness o... 2022 2026 2023 2024 2022 2022 2022 2022 50 100 150
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Estimated Effectiveness of COVID-19 Vaccines Against Omicron or Delta Symptomatic Infection and Severe Outcomes
    2022 194 citations Sarah A. Buchan, Hannah Chung et al. profile →
  2. Estimates of SARS-CoV-2 Omicron Variant Severity in Ontario, Canada
    2022 180 citations Ana Cecilia Ulloa, Sarah A. Buchan et al. profile →
  3. Effectiveness of COVID-19 vaccines against symptomatic SARS-CoV-2 infection and severe outcomes with variants of concern in Ontario
    2022 170 citations Sharifa Nasreen, Hannah Chung et al. Nature Microbiology profile →
  4. Epidemiology of Myocarditis and Pericarditis Following mRNA Vaccination by Vaccine Product, Schedule, and Interdose Interval Among Adolescents and Adults in Ontario, Canada
    2022 102 citations Sarah A. Buchan, Jeffrey C. Kwong et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Sarah A. Buchan Canada 25 1.3k 655 504 307 162 94 2.1k
Tyra Grove Krause Denmark 28 847 0.7× 1.1k 1.7× 648 1.3× 297 1.0× 109 0.7× 100 2.5k
Ruth Link‐Gelles United States 26 1.0k 0.8× 1.4k 2.1× 664 1.3× 274 0.9× 136 0.8× 73 2.5k
Mark A. Katz United States 22 1.7k 1.3× 967 1.5× 840 1.7× 553 1.8× 83 0.5× 75 3.1k
Sara E. Oliver United States 20 1.6k 1.2× 677 1.0× 1.0k 2.0× 384 1.3× 143 0.9× 54 2.9k
A. Danielle Iuliano United States 22 816 0.6× 1.1k 1.6× 235 0.5× 430 1.4× 129 0.8× 77 2.0k
Bradley K. Ackerson United States 26 2.1k 1.6× 1.1k 1.7× 929 1.8× 396 1.3× 106 0.7× 100 3.4k
Farid Khan United States 17 1.2k 0.9× 531 0.8× 646 1.3× 557 1.8× 42 0.3× 35 1.9k
Flavia Riccardo Italy 26 995 0.8× 361 0.6× 372 0.7× 403 1.3× 165 1.0× 99 1.9k
Maria E. Sundaram United States 20 805 0.6× 1.4k 2.2× 450 0.9× 371 1.2× 108 0.7× 69 2.4k
Gavin Dabrera United Kingdom 17 2.2k 1.7× 576 0.9× 857 1.7× 741 2.4× 96 0.6× 61 3.2k

Countries citing papers authored by Sarah A. Buchan

Since Specialization
Citations

This map shows the geographic impact of Sarah A. Buchan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Sarah A. Buchan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Sarah A. Buchan more than expected).

Fields of papers citing papers by Sarah A. Buchan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sarah A. Buchan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Sarah A. Buchan. The network helps show where Sarah A. Buchan may publish in the future.

Co-authorship network of co-authors of Sarah A. Buchan

This figure shows the co-authorship network connecting the top 25 collaborators of Sarah A. Buchan. A scholar is included among the top collaborators of Sarah A. Buchan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Sarah A. Buchan. Sarah A. Buchan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Fitzpatrick, Tiffany, Shelly Bolotin, Sarah A. Buchan, et al.. (2026). Parental acceptability of new RSV preventive therapies for infants: A cross-sectional survey in Canada. Human Vaccines & Immunotherapeutics. 22(1). 2588016–2588016.
2.
Buchan, Sarah A., Samantha S. M. Drover, Melissa K. Andrew, et al.. (2025). Incidence of Respiratory Syncytial Virus-Associated Hospitalization Among Adults in Ontario, Canada, 2017–2019. The Journal of Infectious Diseases. 232(5). e799–e810.
3.
Naveed, Zaeema, Cherry Chu, Mina Tadrous, et al.. (2024). A multiprovincial retrospective analysis of the incidence of myocarditis or pericarditis after mRNA vaccination compared to the incidence after SARS-CoV-2 infection. Heliyon. 10(5). e26551–e26551. 2 indexed citations
4.
Jorgensen, Sarah C J, Samantha S. M. Drover, Deshayne B. Fell, et al.. (2024). Association between maternal mRNA covid-19 vaccination in early pregnancy and major congenital anomalies in offspring: population based cohort study with sibling matched analysis. SHILAP Revista de lepidopterología. 3(1). e000743–e000743. 1 indexed citations
5.
Ickert, Carla, et al.. (2024). Early influenza vaccine effectiveness estimates using routinely collected data, Alberta, Canada, 2023/24 season. Eurosurveillance. 29(2). 18 indexed citations
6.
Chung, Hannah, Michael A. Campitelli, Sarah A. Buchan, et al.. (2023). Evaluating the Impact of Statin Use on Influenza Vaccine Effectiveness and Influenza Infection in Older Adults. Clinical Infectious Diseases. 77(2). 303–311. 4 indexed citations
7.
Lee, Nelson, Lena Nguyen, Peter C. Austin, et al.. (2023). Protection Conferred by COVID-19 Vaccination, Prior SARS-CoV-2 Infection, or Hybrid Immunity Against Omicron-Associated Severe Outcomes Among Community-Dwelling Adults. Clinical Infectious Diseases. 78(5). 1372–1382. 4 indexed citations
8.
Jorgensen, Sarah C J, Deshayne B. Fell, Peter C. Austin, et al.. (2023). Maternal mRNA covid-19 vaccination during pregnancy and delta or omicron infection or hospital admission in infants: test negative design study. BMJ. 380. e074035–e074035. 26 indexed citations
9.
Patel, Hetal, et al.. (2023). COVID-19 farm outbreaks in Ontario, January - December 2020. Canada Communicable Disease Report. 49(5). 206–212.
10.
Grewal, Ramandip, Lena Nguyen, Sarah A. Buchan, et al.. (2023). Effectiveness of mRNA COVID-19 vaccine booster doses against Omicron severe outcomes. Nature Communications. 14(1). 1273–1273. 32 indexed citations
11.
Grewal, Ramandip, Sarah A. Buchan, Lena Nguyen, et al.. (2023). Effectiveness of mRNA COVID-19 Monovalent and Bivalent Vaccine Booster Doses Against Omicron Severe Outcomes Among Adults Aged ≥50 Years in Ontario, Canada: A Canadian Immunization Research Network Study. The Journal of Infectious Diseases. 229(2). 394–397. 9 indexed citations
12.
Nasreen, Sharifa, Hannah Chung, Siyi He, et al.. (2022). Effectiveness of COVID-19 vaccines against symptomatic SARS-CoV-2 infection and severe outcomes with variants of concern in Ontario. Nature Microbiology. 7(3). 379–385. 170 indexed citations breakdown →
13.
Chung, Hannah, Peter C. Austin, Kevin A. Brown, et al.. (2022). Effectiveness of COVID-19 Vaccines Over Time Prior to Omicron Emergence in Ontario, Canada: Test-Negative Design Study. Open Forum Infectious Diseases. 9(9). ofac449–ofac449. 10 indexed citations
14.
Nasreen, Sharifa, Héctor Alexander Velásquez García, Geng Zhang, et al.. (2022). Effectiveness of Coronavirus Disease 2019 Vaccines Against Hospitalization and Death in Canada: A Multiprovincial, Test-Negative Design Study. Clinical Infectious Diseases. 76(4). 640–648. 8 indexed citations
15.
Buchan, Sarah A., Nick Daneman, Michael Whelan, et al.. (2021). Increased Household Secondary Attacks Rates With Variant of Concern Severe Acute Respiratory Syndrome Coronavirus 2 Index Cases. Clinical Infectious Diseases. 74(4). 703–706. 17 indexed citations
16.
Paul, Lauren A., Nick Daneman, Kevin A. Brown, et al.. (2021). Characteristics Associated With Household Transmission of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) in Ontario, Canada: A Cohort Study. Clinical Infectious Diseases. 73(10). 1840–1848. 17 indexed citations
17.
Bolotin, Shelly, Vanessa Tran, Kevin A. Brown, et al.. (2021). SARS-CoV-2 Seroprevalence Survey Estimates Are Affected by Anti-Nucleocapsid Antibody Decline. The Journal of Infectious Diseases. 223(8). 1334–1338. 26 indexed citations
18.
Sundaram, Maria E., Sharifa Nasreen, Andrew Calzavara, et al.. (2021). Background rates of all-cause mortality, hospitalizations, and emergency department visits among nursing home residents in Ontario, Canada to inform COVID-19 vaccine safety assessments. Vaccine. 39(37). 5265–5270. 5 indexed citations
19.
Irving, Stephanie A., Sarah Ball, Annette K. Regan, et al.. (2021). A multi-country investigation of influenza vaccine coverage in pregnant individuals, 2010–2016. Vaccine. 39(52). 7598–7605. 7 indexed citations
20.
Scott, Allison N., Sarah A. Buchan, Jeffrey C. Kwong, et al.. (2019). Using population-wide administrative and laboratory data to estimate type- and subtype-specific influenza vaccine effectiveness: a surveillance protocol. BMJ Open. 9(9). e029708–e029708. 3 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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