Marta Bertran

682 total citations · 2 hit papers
18 papers, 291 citations indexed

About

Marta Bertran is a scholar working on Epidemiology, Infectious Diseases and General Health Professions. According to data from OpenAlex, Marta Bertran has authored 18 papers receiving a total of 291 indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Epidemiology, 3 papers in Infectious Diseases and 3 papers in General Health Professions. Recurrent topics in Marta Bertran's work include Pneumonia and Respiratory Infections (11 papers), Respiratory viral infections research (8 papers) and Emergency and Acute Care Studies (3 papers). Marta Bertran is often cited by papers focused on Pneumonia and Respiratory Infections (11 papers), Respiratory viral infections research (8 papers) and Emergency and Acute Care Studies (3 papers). Marta Bertran collaborates with scholars based in United Kingdom and Australia. Marta Bertran's co-authors include Shamez Ladhani, Mary Ramsay, David Litt, Seyi Eletu, Zahin Amin‐Chowdhury, Nick Andrews, Norman K. Fry, Carmen Sheppard, Joshua C D'Aeth and Gayatri Amirthalingam and has published in prestigious journals such as PLoS Medicine, The Lancet Infectious Diseases and Emerging infectious diseases.

In The Last Decade

Marta Bertran

15 papers receiving 280 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.

Effectiveness of one dose of MVA–BN smallpox vaccine against mpox in England using the case-coverage method: an observational study

2023 87 citations Marta Bertran, Nick Andrews et al. The Lancet Infectious Diseases profile →
Invasive pneumococcal disease 3 years after introduction of a reduced 1 + 1 infant 13-valent pneumococcal conjugate vaccine immunisation schedule in England: a prospective national observational surveillance study

2024 49 citations Marta Bertran, Joshua C D'Aeth et al. The Lancet Infectious Diseases profile →

Peers

Marta Bertran

EPIDE

VIROL

MICRO

Gyde Steffen Germany

Anne Tunbridge United Kingdom

David Jilich Czechia

Kathryn Anastos United States

Chase A. Cannon United States

Miriam L. Shiferaw United States

Wen‐Chun Liu Taiwan

Corinna Sadlier Ireland

Araceli Arce Arnáez Spain

Maria Christine Thurnheer Switzerland

Gyde Steffen Germany

Marta Bertran

150 ×0.7

EPIDE

55 ×0.6

VIROL

55 ×0.7

47 ×0.7

MICRO

63 ×1.8

Citations per year, relative to Marta Bertran Marta Bertran (= 1×) peers Gyde Steffen

Countries citing papers authored by Marta Bertran

Since Specialization

Citations

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

Fields of papers citing papers by Marta Bertran

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Marta Bertran. 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 Marta Bertran. The network helps show where Marta Bertran may publish in the future.

Co-authorship network of co-authors of Marta Bertran

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

All Works

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18 of 18 papers shown

D'Aeth, Joshua C, Marta Bertran, Seyi Eletu, et al.. (2025). Whole-genome sequencing, strain composition, and predicted antimicrobial resistance of Streptococcus pneumoniae causing invasive disease in England in 2017–20: a prospective national surveillance study. The Lancet Microbe. 6(7). 101102–101102.

Bertran, Marta, Joshua C D'Aeth, A. M. Sarwaruddin Chowdhury, et al.. (2025). Recurrent invasive pneumococcal disease in children: A retrospective cohort study, England, 2006/07-2017/18. Journal of Infection. 90(6). 106490–106490.

Amin‐Chowdhury, Zahin, Marta Bertran, Carmen Sheppard, et al.. (2024). Risk of invasive pneumococcal disease during pregnancy and postpartum and association with adverse maternal and foetal outcomes: A prospective cohort study, England, 2014-19. Journal of Infection. 90(1). 106363–106363. 1 indexed citations

Bertran, Marta, Joshua C D'Aeth, Seyi Eletu, et al.. (2024). Invasive pneumococcal disease 3 years after introduction of a reduced 1 + 1 infant 13-valent pneumococcal conjugate vaccine immunisation schedule in England: a prospective national observational surveillance study. The Lancet Infectious Diseases. 24(5). 546–556. 49 indexed citations breakdown →

Bertran, Marta, Joshua C D'Aeth, Seyi Eletu, et al.. (2024). Characteristics of children with invasive pneumococcal disease eligible for the 1+1 compared with the 2+1 PCV13 infant immunisation schedule in England: a prospective national observational surveillance study. The Lancet Child & Adolescent Health. 8(11). 788–797.

Choi, Yoon Hong, Marta Bertran, David Litt, Shamez Ladhani, & Elizabeth Miller. (2024). Potential impact of replacing the 13-valent pneumococcal conjugate vaccine with 15-valent or 20-valent pneumococcal conjugate vaccine in the 1 + 1 infant schedule in England: a modelling study. The Lancet Public Health. 9(9). e654–e663. 12 indexed citations

Charles, Hannah, Nick Andrews, Marta Bertran, et al.. (2024). Mpox Epidemiology and Vaccine Effectiveness, England, 2023. Emerging infectious diseases. 30(10). 2145–2148. 8 indexed citations

Bertran, Marta, Seyi Eletu, Joshua C D'Aeth, et al.. (2024). Trends in invasive Haemophilus influenzae serotype b (Hib) disease in England: 2012/13 to 2022/23. Journal of Infection. 89(4). 106247–106247. 2 indexed citations

Clark, S. A., Helen Campbell, Sonia Ribeiro, et al.. (2023). Epidemiological and strain characteristics of invasive meningococcal disease prior to, during and after COVID-19 pandemic restrictions in England. Journal of Infection. 87(5). 385–391. 18 indexed citations

10.

Bertran, Marta, Nick Andrews, Melanie Cree‐Green, et al.. (2023). Effectiveness of one dose of MVA–BN smallpox vaccine against mpox in England using the case-coverage method: an observational study. The Lancet Infectious Diseases. 23(7). 828–835. 87 indexed citations breakdown →

11.

Bertran, Marta, Joshua C D'Aeth, Zahin Amin‐Chowdhury, et al.. (2023). Trends in invasive Haemophilus influenzae serotype a disease in England from 2008–09 to 2021–22: a prospective national surveillance study. The Lancet Infectious Diseases. 23(10). 1197–1206. 9 indexed citations

12.

Sheppard, Carmen, Sam Manna, Natalie Groves, et al.. (2022). PneumoKITy: A fast, flexible, specific, and sensitive tool for Streptococcus pneumoniae serotype screening and mixed serotype detection from genome sequence data. Microbial Genomics. 8(12). 13 indexed citations

13.

Amin‐Chowdhury, Zahin, Marta Bertran, Meaghan Kall, et al.. (2022). Parents’ and teachers’ attitudes to and experiences of the implementation of COVID-19 preventive measures in primary and secondary schools following reopening of schools in autumn 2020: a descriptive cross-sectional survey. BMJ Open. 12(9). e052171–e052171. 7 indexed citations

14.

Bertran, Marta, Zahin Amin‐Chowdhury, Hannah G Davies, et al.. (2022). COVID-19 deaths in children and young people in England, March 2020 to December 2021: An active prospective national surveillance study. PLoS Medicine. 19(11). e1004118–e1004118. 16 indexed citations

15.

Bertran, Marta, Snehal M. Pinto Pereira, Manjula D. Nugawela, et al.. (2022). Association between Parents Experiencing Ongoing Problems from COVID-19 and Adolescents Reporting Long COVID Six Months after a Positive or Negative SARS-CoV-2 PCR-Test: Prospective, National Cohort Study in England. SSRN Electronic Journal. 1 indexed citations

16.

Bertran, Marta, Zahin Amin‐Chowdhury, Hannah G Davies, et al.. (2022). COVID-19 Deaths in Children and Young People: Active Prospective National Surveillance, March 2020 to December 2021, England. SSRN Electronic Journal. 1 indexed citations

17.

Bertran, Marta, Zahin Amin‐Chowdhury, Carmen Sheppard, et al.. (2022). Increased Incidence of Invasive Pneumococcal Disease among Children after COVID-19 Pandemic, England. Emerging infectious diseases. 28(8). 1669–1672. 65 indexed citations

18.

Bertran, Marta, Zahin Amin‐Chowdhury, Carmen Sheppard, et al.. (2022). Increased Incidence of Invasive Pneumococcal Disease in Children in England: July to December 2021, Compared to Pre-Pandemic Years (2017-2019). SSRN Electronic Journal. 2 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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