A. Sarah Walker

27.9k total citations · 4 hit papers
264 papers, 10.5k citations indexed

About

A. Sarah Walker is a scholar working on Infectious Diseases, Epidemiology and Virology. According to data from OpenAlex, A. Sarah Walker has authored 264 papers receiving a total of 10.5k indexed citations (citations by other indexed papers that have themselves been cited), including 116 papers in Infectious Diseases, 78 papers in Epidemiology and 41 papers in Virology. Recurrent topics in A. Sarah Walker's work include HIV/AIDS Research and Interventions (50 papers), HIV Research and Treatment (41 papers) and HIV/AIDS drug development and treatment (40 papers). A. Sarah Walker is often cited by papers focused on HIV/AIDS Research and Interventions (50 papers), HIV Research and Treatment (41 papers) and HIV/AIDS drug development and treatment (40 papers). A. Sarah Walker collaborates with scholars based in United Kingdom, Uganda and United States. A. Sarah Walker's co-authors include Tim Peto, Derrick W. Crook, David W. Eyre, Nicole Stoesser, Diana M. Gibb, Koen B. Pouwels, Daniel J. Wilson, David Wyllie, David Griffiths and Mark H. Wilcox and has published in prestigious journals such as Science, New England Journal of Medicine and The Lancet.

In The Last Decade

A. Sarah Walker

256 papers receiving 10.3k citations

Hit Papers

align trajectories

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.

A revised estimate of twin concordance in systemic lupus erythematosus

1992 562 citations A. Sarah Walker et al. profile →
The challenge of antimicrobial resistance: What economics can contribute

2019 401 citations Laurence Roope, Richard Smith et al. Science profile →
Effect of Covid-19 Vaccination on Transmission of Alpha and Delta Variants

2022 284 citations David W. Eyre, Koen B. Pouwels et al. profile →
Risk of Long COVID in People Infected With Severe Acute Respiratory Syndrome Coronavirus 2 After 2 Doses of a Coronavirus Disease 2019 Vaccine: Community-Based, Matched Cohort Study

2022 112 citations Koen B. Pouwels, A. Sarah Walker et al. profile →

Peers

Countries citing papers authored by A. Sarah Walker

Since Specialization

Citations

This map shows the geographic impact of A. Sarah Walker'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 A. Sarah Walker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites A. Sarah Walker more than expected).

Fields of papers citing papers by A. Sarah Walker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A. Sarah Walker. 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 A. Sarah Walker. The network helps show where A. Sarah Walker may publish in the future.

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

This figure shows the co-authorship network connecting the top 25 collaborators of A. Sarah Walker. A scholar is included among the top collaborators of A. Sarah Walker 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 A. Sarah Walker. A. Sarah Walker is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Detecting changes in population trends in infection surveillance using community SARS-CoV-2 prevalence as an exemplar 2024 ·American Journal of Epidemiology ·Emma Pritchard, Karina-Doris Vihta, David W. Eyre, Susan Hopkins, Tim Peto, Philippa C. Matthews, Nicole Stoesser, Ruth Studley, Emma Rourke, Ian Diamond, Koen B. Pouwels, A. Sarah Walker, (unknown)	1
2	The plasmidome associated with Gram-negative bloodstream infections: A large-scale observational study using complete plasmid assemblies 2024 ·Nature Communications ·Samuel Lipworth, (unknown), Liam P. Shaw, Karina-Doris Vihta, Gillian Rodger, Kevin Chau, Leanne Barker, Sophie George, James Kavanagh, T. J. Davies, Alison Vaughan, Monique Andersson, Katie Jeffery, Sarah Oakley, Marcus Morgan, Susan Hopkins, Tim Peto, Derrick W. Crook, A. Sarah Walker, Nicole Stoesser	8
3	Addition of Macrolide Antibiotics for Hospital Treatment of Community-Acquired Pneumonia 2024 ·The Journal of Infectious Diseases ·Jia Wei, A. Sarah Walker, David W. Eyre	4
4	Practical approaches to Bayesian sample size determination in non‐inferiority trials with binary outcomes 2023 ·Statistics in Medicine ·Rebecca Turner, Michelle Clements, Matteo Quartagno, Victoria Cornelius, Suzie Cro, Deborah Ford, Conor Tweed, A. Sarah Walker, Ian R. White	1
5	Re-examining advice to complete antibiotic courses: a qualitative study with clinicians and patients 2023 ·BJGP Open ·Aleksandra Borek, George Edwards, (unknown), Marta Wanat, Margaret Głogowska, Christopher Butler, A. Sarah Walker, Gail Hayward, Sarah Tonkin‐Crine	4
6	The Personalised Randomized Controlled Trial: Evaluation of a new trial design 2023 ·Statistics in Medicine ·(unknown), Rebecca Turner, Guy Thwaites, A. Sarah Walker, Ian R. White	7
7	Rise in alanine aminotransferase after HCV treatment is a highly sensitive screen for treatment failure 2023 ·Clinical Liver Disease ·Barnaby Flower, Thi Ngoc Phuong Nguyen, (unknown), (unknown), (unknown), (unknown), (unknown), Motiur Rahman, Guy Thwaites, A. Sarah Walker, Le Manh Hung, Nguyễn Văn Vĩnh Châu, Graham Cooke, Jeremy Day, (unknown)	1
8	Omicron-associated changes in SARS-CoV-2 symptoms in the United Kingdom 2022 ·Clinical Infectious Diseases ·Karina-Doris Vihta, Koen B. Pouwels, Tim Peto, Emma Pritchard, Thomas House, Ruth Studley, Emma Rourke, Duncan Cook, Ian Diamond, Derrick W. Crook, David A. Clifton, Philippa C. Matthews, Nicole Stoesser, David W. Eyre, A. Sarah Walker, (unknown)	66
9	Mortality risks associated with empirical antibiotic activity in Escherichia coli bacteraemia: an analysis of electronic health records 2022 ·Journal of Antimicrobial Chemotherapy ·(unknown), Sean Bartlett, Nicole Stoesser, Koen B. Pouwels, (unknown), Derrick W. Crook, Tim Peto, A. Sarah Walker, David W. Eyre	5
10	Randomised controlled trial of fosfomycin in neonatal sepsis: pharmacokinetics and safety in relation to sodium overload 2022 ·Archives of Disease in Childhood ·Christina W. Obiero, Phoebe Williams, (unknown), Johnstone Thitiri, Raymond Omollo, A. Sarah Walker, Thaddaeus Egondi, (unknown), Erika Correia, (unknown), Silke Gastine, Karin Kipper, Joseph F. Standing, Sally Ellis, Mike Sharland, James A. Berkley	13
11	Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infectivity by Viral Load, S Gene Variants and Demographic Factors, and the Utility of Lateral Flow Devices to Prevent Transmission 2021 ·Clinical Infectious Diseases ·Lennard Y. W. Lee, (unknown), (unknown), André Charlett, Charlotte Anderson, G. Hughes, Matthew Barnard, Leon Peto, Richard Vipond, Alex Sienkiewicz, Susan Hopkins, John I. Bell, Derrick W. Crook, Nick Gent, A. Sarah Walker, Tim Peto, David W. Eyre	79
12	Flanker: a tool for comparative genomics of gene flanking regions 2021 ·Microbial Genomics ·(unknown), Samuel Lipworth, Bede Constantinides, Tim Peto, A. Sarah Walker, Derrick W. Crook, Susan Hopkins, Liam P. Shaw, Nicole Stoesser	13
13	Ten Years of Population-Level Genomic Escherichia coli and Klebsiella pneumoniae Serotype Surveillance Informs Vaccine Development for Invasive Infections 2021 ·Clinical Infectious Diseases ·Samuel Lipworth, Karina-Doris Vihta, Kevin Chau, (unknown), T. J. Davies, Sophie George, Leanne Barker, (unknown), Monique Andersson, Katie Jeffery, Sarah Oakley, Marcus Morgan, Tim Peto, Derrick W. Crook, A. Sarah Walker, Nicole Stoesser	16
14	Transfusion management of severe anaemia in African children: a consensus algorithm 2021 ·British Journal of Haematology ·Kathryn Maitland, Sarah Kiguli, Peter Olupot‐Olupot, Robert O. Opoka, (unknown), Florence Alaroker, Sophie Uyoga, (unknown), Bridon M’baya, Imelda Bates, Thomas N. Williams, Deogratias Munube, Dora Mbanya, Elizabeth Molyneux, Annabelle South, A. Sarah Walker, Diana M. Gibb, Elizabeth C. George, (unknown)	15
15	Constructing a representative in‐silico population for paediatric simulations: Application to HIV‐positive African children 2020 ·British Journal of Clinical Pharmacology ·Roeland E. Wasmann, Elin M. Svensson, A. Sarah Walker, Michelle Clements, Paolo Denti	19
16	The challenge of antimicrobial resistance: What economics can contribute breakdown → 2019 ·Science ·Laurence Roope, Richard Smith, Koen B. Pouwels, James Buchanan, Lucy Abel, Peter Eibich, Christopher Butler, Pui San Tan, A. Sarah Walker, Julie V. Robotham, Sarah Wordsworth	401
17	Modelling microbiome recovery after antibiotics using a stability landscape framework 2019 ·The ISME Journal ·Liam P. Shaw, Bassam Abdul Rasool Hassan, C. Barnes, A. Sarah Walker, Nigel Klein, François Balloux	85
18	Identifying Mixed Mycobacterium tuberculosis Infection and Laboratory Cross-Contamination during Mycobacterial Sequencing Programs 2018 ·Journal of Clinical Microbiology ·David Wyllie, Esther Robinson, Tim Peto, Derrick W. Crook, (unknown), Priti Rathod, (unknown), Lisa Jarrett, E. Grace Smith, A. Sarah Walker	14
19	An efficient record linkage scheme using graphical analysis for identifier error detection 2011 ·BMC Medical Informatics and Decision Making ·John Finney, A. Sarah Walker, Tim Peto, David Wyllie	22
20	A: SAMPLE QUESTIONNAIRE 1995 ·International Oil Spill Conference Proceedings ·A. Sarah Walker	0

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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