Pia Hardelid

4.3k total citations · 2 hit papers
90 papers, 2.6k citations indexed

About

Pia Hardelid is a scholar working on Epidemiology, General Health Professions and Health. According to data from OpenAlex, Pia Hardelid has authored 90 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 40 papers in Epidemiology, 25 papers in General Health Professions and 18 papers in Health. Recurrent topics in Pia Hardelid's work include Respiratory viral infections research (26 papers), Child and Adolescent Health (20 papers) and Influenza Virus Research Studies (18 papers). Pia Hardelid is often cited by papers focused on Respiratory viral infections research (26 papers), Child and Adolescent Health (20 papers) and Influenza Virus Research Studies (18 papers). Pia Hardelid collaborates with scholars based in United Kingdom, India and Finland. Pia Hardelid's co-authors include Nick Andrews, Linda Wijlaars, Ruth Gilbert, Ania Zylbersztejn, Maria Zambon, Katja Höschler, Elizabeth Miller, Elaine Stanford, Annie Herbert and David Cromwell and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and PLoS ONE.

In The Last Decade

Pia Hardelid

86 papers receiving 2.5k citations

Hit Papers

Incidence of 2009 pandemic influenza A H1N1 infection in ... 2010 2026 2015 2020 2010 2017 100 200 300 400 500
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. Incidence of 2009 pandemic influenza A H1N1 infection in England: a cross-sectional serological study
    2010 577 citations Katja Höschler, Pia Hardelid et al. profile →
  2. Data Resource Profile: Hospital Episode Statistics Admitted Patient Care (HES APC)
    2017 477 citations Linda Wijlaars, Ania Zylbersztejn et al. profile →

Peers

Pia Hardelid
Ghada Bawazeer Saudi Arabia
Jennifer C. Nelson United States
Andrew Anglemyer United States
Hannah C. Moore Australia
Srinivas Murthy Canada
Hui Jiang China
Andrea L. Benin United States
Giovanni Putoto Italy
Andrew Calzavara Canada
Ryan Gierke United States
Ghada Bawazeer Saudi Arabia
Pia Hardelid
Citations per year, relative to Pia Hardelid Pia Hardelid (= 1×) peers Ghada Bawazeer

Countries citing papers authored by Pia Hardelid

Since Specialization
Citations

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

Fields of papers citing papers by Pia Hardelid

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pia Hardelid

This figure shows the co-authorship network connecting the top 25 collaborators of Pia Hardelid. A scholar is included among the top collaborators of Pia Hardelid 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 Pia Hardelid. Pia Hardelid 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.
Horsfall, Laura, Nicola Shelton, Jonathon Taylor, et al.. (2025). High-resolution mapping of residential wood burning heat sources using Energy Performance Certificates: A case study of England and Wales. Environment International. 201. 109537–109537. 1 indexed citations
2.
Fenton, Lynda, et al.. (2024). Uptake of intra‐muscular vitamin K administration after birth: A national cohort study. Acta Paediatrica. 113(6). 1264–1269. 2 indexed citations
3.
4.
Bosworth, Matthew L., Ryan Schofield, Daniel Ayoubkhani, et al.. (2023). Vaccine effectiveness for prevention of covid-19 related hospital admission during pregnancy in England during the alpha and delta variant dominant periods of the SARS-CoV-2 pandemic: population based cohort study. SHILAP Revista de lepidopterología. 2(1). e000403–e000403. 6 indexed citations
5.
Stewart, Emma, Anna Pearce, Joanne Given, et al.. (2023). Identifying opportunities for upstream evaluations relevant to child and maternal health: a UK policy-mapping review. Archives of Disease in Childhood. 108(7). 556–562. 5 indexed citations
6.
Harron, Katie, et al.. (2022). ‘What about the dads?’ Linking fathers and children in administrative data: A systematic scoping review. Big Data & Society. 9(1). 8 indexed citations
7.
Beale, Sarah, Isobel Braithwaite, Annalan M D Navaratnam, et al.. (2021). Deprivation and exposure to public activities during the COVID-19 pandemic in England and Wales. Journal of Epidemiology & Community Health. 76(4). 319–326. 9 indexed citations
8.
Zylbersztejn, Ania, et al.. (2021). Access to palivizumab among children at high risk of respiratory syncytial virus complications in English hospitals. British Journal of Clinical Pharmacology. 88(3). 1246–1257. 10 indexed citations
9.
Heys, Michelle, et al.. (2021). Health outcomes in international migrant children: protocol for a systematic review. BMJ Open. 11(5). e041173–e041173. 3 indexed citations
10.
11.
Favarato, Graziella, Tom Clemens, Steve Cunningham, et al.. (2021). Air Pollution, housing and respiratory tract Infections in Children: NatIonal birth Cohort study (PICNIC): study protocol. BMJ Open. 11(5). e048038–e048038. 3 indexed citations
12.
Wijlaars, Linda, Ruth Gilbert, Tiffany Fitzpatrick, et al.. (2021). Challenges of using asthma admission rates as a measure of primary care quality in children: An international comparison. Journal of Health Services Research & Policy. 26(4). 251–262. 1 indexed citations
13.
Herbert, Jenny, Yu Deng, Pia Hardelid, et al.. (2020). β2-integrin LFA1 mediates airway damage following neutrophil transepithelial migration during respiratory syncytial virus infection. European Respiratory Journal. 56(2). 1902216–1902216. 21 indexed citations
14.
15.
Wijlaars, Linda, Pia Hardelid, Astrid Guttmann, & Ruth Gilbert. (2018). Emergency admissions and long-term conditions during transition from paediatric to adult care: a cross-sectional study using Hospital Episode Statistics data. BMJ Open. 8(6). e021015–e021015. 17 indexed citations
16.
Hardelid, Pia, Melpo Kapetanstrataki, Sarah Fleming, et al.. (2018). Characteristics and mortality risk of children with life-threatening influenza infection admitted to paediatric intensive care in England 2003–2015. Respiratory Medicine. 137. 23–29. 11 indexed citations
17.
Reeves, Rachel M, Pia Hardelid, Ruth Gilbert, et al.. (2016). Epidemiology of laboratory-confirmed respiratory syncytial virus infection in young children in England, 2010–2014: the importance of birth month. Epidemiology and Infection. 144(10). 2049–2056. 15 indexed citations
18.
Hardelid, Pia, Greta Rait, Ruth Gilbert, & Irene Petersen. (2015). Recording of Influenza-Like Illness in UK Primary Care 1995-2013: Cohort Study. PLoS ONE. 10(9). e0138659–e0138659. 17 indexed citations
19.
Hardelid, Pia, Richard Pebody, & Nick Andrews. (2012). Mortality caused by influenza and respiratory syncytial virus by age group in England and Wales 1999–2010. Influenza and Other Respiratory Viruses. 7(1). 35–45. 85 indexed citations
20.
Hardelid, Pia, et al.. (2010). Assessment of baseline age-specific antibody prevalence and incidence of infection to novel influenza AH1N1 2009. Health Technology Assessment. 14(55). 115–92. 89 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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