A Sarah Walker

20.4k total citations · 1 hit paper
155 papers, 5.5k citations indexed

About

A Sarah Walker is a scholar working on Infectious Diseases, Epidemiology and Molecular Biology. According to data from OpenAlex, A Sarah Walker has authored 155 papers receiving a total of 5.5k indexed citations (citations by other indexed papers that have themselves been cited), including 111 papers in Infectious Diseases, 77 papers in Epidemiology and 34 papers in Molecular Biology. Recurrent topics in A Sarah Walker's work include Tuberculosis Research and Epidemiology (54 papers), Mycobacterium research and diagnosis (53 papers) and HIV/AIDS Research and Interventions (34 papers). A Sarah Walker is often cited by papers focused on Tuberculosis Research and Epidemiology (54 papers), Mycobacterium research and diagnosis (53 papers) and HIV/AIDS Research and Interventions (34 papers). A Sarah Walker collaborates with scholars based in United Kingdom, Vietnam and United States. A Sarah Walker's co-authors include Derrick W. Crook, Tim Peto, Diana M. Gibb, E. Grace Smith, Daniel J. Wilson, David W. Eyre, P.W. Caufield, Nicole Stoesser, Philip Monk and Abdel Babiker and has published in prestigious journals such as The Lancet, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

A Sarah Walker

146 papers receiving 5.4k 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.

Whole-genome sequencing to delineate Mycobacterium tuberculosis outbreaks: a retrospective observational study

2012 644 citations A Sarah Walker, Camilla L. C. Ip 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	Timeliness of a potential automated system for national surveillance of healthcare-associated infections in England 2025 ·Journal of Hospital Infection ·T. Phuong Quan, David W. Eyre, (unknown), Daniel J. West, Susan Hopkins, Dimple Chudasama, Berit Müller‐Pebody, Russell Hope, A Sarah Walker	1
2	Evaluating 12 automated, whole-genome sequencing analysis pipelines for Mycobacterium tuberculosis complex: a comparative study 2025 ·The Lancet Microbe ·(unknown), Derrick W. Crook, Tim Peto, Philip W. Fowler, Robert D. Turner, Hong Thai, (unknown), A Sarah Walker	1
3	Dissemination and persistence of antimicrobial resistance (AMR) along the wastewater-river continuum 2024 ·Water Research ·Daniel S. Read, Hyun S. Gweon, Michael J. Bowes, Muna F. Anjum, Derrick W. Crook, Kevin Chau, Liam P. Shaw, Alasdair T. M. Hubbard, Manal AbuOun, (unknown), Sarah Hoosdally, Mark Bailey, A Sarah Walker, Nicole Stoesser	13
4	Predicting individual patient and hospital-level discharge using machine learning 2024 ·SHILAP Revista de lepidopterología ·Jia Wei, Jiandong Zhou, Zizheng Zhang, (unknown), (unknown), (unknown), Andrew Brent, David A. Clifton, A Sarah Walker, David W. Eyre	2
5	Biomarkers of mortality in adults and adolescents with advanced HIV in sub-Saharan Africa 2024 ·Nature Communications ·(unknown), (unknown), Agnes Gwela, (unknown), (unknown), Abraham Siika, Mutsa Bwakura‐Dangarembizi, Victor Musiime, James A. Berkley, Alex J. Szubert, Diana M. Gibb, A Sarah Walker, Nigel Klein, Andrew J. Prendergast	5
6	Distribution and origins of Mycobacterium tuberculosis L4 in Southeast Asia 2023 ·Microbial Genomics ·Philip Ashton, (unknown), Catherine Anscombe, Nguyễn Thụy Thương Thương, Guy Thwaites, A Sarah Walker	9
7	Tuberculosis in Ukrainian War Refugees and Migrants in the Czech Republic and Slovakia: A Molecular Epidemiological Study 2023 ·Journal of Epidemiology and Global Health ·(unknown), (unknown), (unknown), (unknown), Arash Ghodousi, (unknown), (unknown), Erik Michael Rasmussen, Mária Škereňová, (unknown), (unknown), (unknown), A Sarah Walker, Vladyslav Nikolayevskyy, Daniela María Cirillo, Ivan Solovič, Juraj Mokrý	8
8	A workflow for the detection of antibiotic residues, measurement of water chemistry and preservation of hospital sink drain samples for metagenomic sequencing 2023 ·Journal of Hospital Infection ·Gillian Rodger, Kevin Chau, Paz Aranega-Bou, (unknown), Ginny Moore, Katie L. Hopkins, Sean Hopkins, A Sarah Walker, Nicole Stoesser	5
9	Penicillin Binding Protein Substitutions Cooccur with Fluoroquinolone Resistance in Epidemic Lineages of Multidrug-Resistant Clostridioides difficile 2023 ·mBio ·Kate E. Dingle, Jane Freeman, Xavier Didelot, T. Phuong Quan, David W. Eyre, Jeremy Swann, (unknown), Emma Clark, Keith A. Jolley, A Sarah Walker, Mark H. Wilcox, Derrick W. Crook	9
10	Updating the WHO target product profile for next-generation Mycobacterium tuberculosis drug susceptibility testing at peripheral centres 2023 ·SHILAP Revista de lepidopterología ·Emily MacLean, Paolo Miotto, Licé González-Angulo, (unknown), A Sarah Walker, Martina Casenghi, Camilla Rodrigues, Timothy C. Rodwell, Philip Supply, Emmanuel André, Mikashmi Kohli, Morten Rühwald, Daniela María Cirillo, Nazir Ismail, Matteo Zignol	18
11	High-resolution characterization of short-term temporal variability in the taxonomic and resistome composition of wastewater influent 2023 ·Microbial Genomics ·Kevin Chau, Tim Goodall, Michael J. Bowes, (unknown), (unknown), J.B. Hughes, Derrick W. Crook, (unknown), A Sarah Walker, Nicole Stoesser	5
12	K-mer based prediction of Clostridioides difficile relatedness and ribotypes 2022 ·Microbial Genomics ·Matthew Moore, Mark H. Wilcox, A Sarah Walker, David W. Eyre	1
13	Genomic diversity affects the accuracy of bacterial single-nucleotide polymorphism–calling pipelines 2020 ·GigaScience ·Stephen J. Bush, Dona Foster, David W. Eyre, Emily L. Clark, Nicola De Maio, Liam P. Shaw, Nicole Stoesser, Tim Peto, Derrick W. Crook, A Sarah Walker	80
14	Optimized use of Oxford Nanopore flowcells for hybrid assemblies 2020 ·Microbial Genomics ·Samuel Lipworth, Hayleah Pickford, Nicholas D. Sanderson, Kevin Chau, James Kavanagh, Leanne Barker, Alison Vaughan, Jeremy Swann, Monique Andersson, Katie Jeffery, Marcus Morgan, Tim Peto, Derrick W. Crook, Nicole Stoesser, A Sarah Walker	14
15	Whole-Genome Sequencing for Predicting Clarithromycin Resistance in Mycobacterium abscessus 2018 ·Antimicrobial Agents and Chemotherapy ·Samuel Lipworth, (unknown), (unknown), Marcus Morgan, Katie Jeffery, Monique Andersson, Esther Robinson, E. Grace Smith, Derrick W. Crook, Tim Peto, A Sarah Walker	37
16	Control of Artifactual Variation in Reported Intersample Relatedness during Clinical Use of a Mycobacterium tuberculosis Sequencing Pipeline 2018 ·Journal of Clinical Microbiology ·David Wyllie, Nicholas D. Sanderson, Richard Myers, Tim Peto, Esther Robinson, Derrick W. Crook, E. Grace Smith, A Sarah Walker	10
17	TETyper: a bioinformatic pipeline for classifying variation and genetic contexts of transposable elements from short-read whole-genome sequencing data 2018 ·Microbial Genomics ·Anna E. Sheppard, Nicole Stoesser, (unknown), Kasi Vegesana, A Sarah Walker, Derrick W. Crook, Amy J. Mathers	29
18	Same-Day Diagnostic and Surveillance Data for Tuberculosis via Whole-Genome Sequencing of Direct Respiratory Samples 2017 ·Journal of Clinical Microbiology ·Antonina A. Votintseva, Phelim Bradley, Louise Pankhurst, Carlos del Ojo Elías, Matthew Loose, Kayzad Nilgiriwala, Anirvan Chatterjee, E. Grace Smith, Nicholas D. Sanderson, A Sarah Walker, Marcus Morgan, David Wyllie, Tim Peto, Derrick W. Crook, Zamin Iqbal	231
19	Effect of 7 days of phenytoin on the pharmacokinetics of and the development of resistance to single-dose nevirapine for perinatal HIV prevention: a randomized pilot trial 2013 ·Journal of Antimicrobial Chemotherapy ·(unknown), (unknown), (unknown), Susan C. Aitken, Elton R. Kisanga, Chipepo Kankasa, Margaret J. Thomason, Diana M. Gibb, A Sarah Walker, David M. Burger	2
20	Microevolutionary analysis of Clostridium difficile genomes to investigate transmission 2012 ·Genome biology ·Xavier Didelot, David W. Eyre, Madeleine Cule, Camilla L. C. Ip, M. Azim Ansari, David Griffiths, Alison Vaughan, Lily O’Connor, Tanya Golubchik, Elizabeth M. Batty, Paolo Piazza, Daniel J. Wilson, Rory Bowden, Peter Donnelly, Kate E. Dingle, Mark H. Wilcox, A Sarah Walker, Derrick W. Crook, Tim Peto, Rosalind M. Harding	157

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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