Helena C. Maltezou

10.6k total citations · 1 hit paper
234 papers, 6.5k citations indexed

About

Helena C. Maltezou is a scholar working on Infectious Diseases, Epidemiology and Health. According to data from OpenAlex, Helena C. Maltezou has authored 234 papers receiving a total of 6.5k indexed citations (citations by other indexed papers that have themselves been cited), including 95 papers in Infectious Diseases, 87 papers in Epidemiology and 72 papers in Health. Recurrent topics in Helena C. Maltezou's work include Vaccine Coverage and Hesitancy (71 papers), Influenza Virus Research Studies (56 papers) and Travel-related health issues (30 papers). Helena C. Maltezou is often cited by papers focused on Vaccine Coverage and Hesitancy (71 papers), Influenza Virus Research Studies (56 papers) and Travel-related health issues (30 papers). Helena C. Maltezou collaborates with scholars based in Greece, United States and Italy. Helena C. Maltezou's co-authors include Androula Pavli, Gregory A. Poland, Athanasios Tsakris, Anna Papa, Maria Theodoridou, Helen Giamarellou, Ioannis N. Pierroutsakos, Panos Katerelos, Rengina Vorou and Sabine Wicker and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Clinical Infectious Diseases.

In The Last Decade

Helena C. Maltezou

220 papers receiving 6.3k citations

Hit Papers

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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.

Post-COVID Syndrome: Incidence, Clinical Spectrum, and Challenges for Primary Healthcare Professionals

2021 234 citations Androula Pavli, Helena C. Maltezou et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Helena C. Maltezou Greece	46	2.9k	2.1k	1.5k	1.4k	544	234	6.5k
Philippe Gautret France	44	2.9k 1.0×	1.6k 0.8×	698 0.5×	3.5k 2.4×	190 0.3×	299	7.2k
Joanne M. Langley Canada	48	2.5k 0.9×	4.6k 2.2×	881 0.6×	898 0.6×	195 0.4×	237	7.9k
Önder Ergönül Türkiye	44	4.6k 1.6×	1.3k 0.6×	252 0.2×	2.1k 1.5×	464 0.9×	217	7.4k
Myoung‐don Oh South Korea	53	6.1k 2.1×	3.1k 1.5×	204 0.1×	1.4k 0.9×	1.7k 3.0×	337	11.7k
Hanan H. Balkhy Saudi Arabia	43	3.6k 1.3×	1.7k 0.8×	213 0.1×	684 0.5×	1.3k 2.5×	154	8.0k
Martín S. Cetron United States	44	2.4k 0.8×	3.0k 1.4×	378 0.2×	2.8k 1.9×	220 0.4×	116	7.4k
Joon Young Song South Korea	36	1.7k 0.6×	3.2k 1.5×	479 0.3×	547 0.4×	329 0.6×	301	5.6k
Peter Horby United Kingdom	40	2.6k 0.9×	2.5k 1.2×	226 0.1×	1.6k 1.1×	204 0.4×	184	6.3k
S. O’Brien United Kingdom	48	4.1k 1.4×	829 0.4×	292 0.2×	524 0.4×	479 0.9×	250	10.2k
Hee Jin Cheong South Korea	34	1.6k 0.5×	2.8k 1.3×	471 0.3×	300 0.2×	424 0.8×	295	4.9k

Countries citing papers authored by Helena C. Maltezou

Since Specialization

Citations

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

Fields of papers citing papers by Helena C. Maltezou

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Helena C. Maltezou. 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 Helena C. Maltezou. The network helps show where Helena C. Maltezou may publish in the future.

Co-authorship network of co-authors of Helena C. Maltezou

This figure shows the co-authorship network connecting the top 25 collaborators of Helena C. Maltezou. A scholar is included among the top collaborators of Helena C. Maltezou 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 Helena C. Maltezou. Helena C. Maltezou 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

Finn, Adam, Nicole Guiso, Carl Heinz Wirsing von König, et al.. (2025). How to improve pertussis vaccination in pregnancy: a European expert review. Expert Review of Vaccines. 24(1). 175–182. 2 indexed citations

Maltezou, Helena C., Maria N. Gamaletsou, Theodoros V. Giannouchos, et al.. (2024). Effectiveness of COVID-19 booster vaccination, morbidity and absenteeism among healthcare personnel during the 2022–2023 season dominated by Omicron BA.5 and BA.2 subvariants. Vaccine. 42(17). 3693–3698. 4 indexed citations

Maltezou, Helena C., Maria N. Gamaletsou, Maria Chini, et al.. (2024). Protection conferred by booster vaccine doses in hospitalized patients with COVID-19 during the SARS-CoV-2 Omicron BA.2 and BA.5 epidemics from 2022 to 2023 in Greece. SHILAP Revista de lepidopterología. 3(4). 100144–100144.

Maltezou, Helena C., Dimitrios Basoulis, Maria N. Gamaletsou, et al.. (2023). Effectiveness of full (booster) COVID-19 vaccination against severe outcomes and work absenteeism in hospitalized patients with COVID-19 during the Delta and Omicron waves in Greece. Vaccine. 41(14). 2343–2348. 8 indexed citations

Maltezou, Helena C., Caterina Ledda, & Nikolaos V. Sipsas. (2023). Absenteeism of Healthcare Personnel in the COVID-19 Era: A Systematic Review of the Literature and Implications for the Post-Pandemic Seasons. Healthcare. 11(22). 2950–2950. 16 indexed citations

Maltezou, Helena C., Sophia Hatziantoniou, Kalliopi Theodoridou, et al.. (2023). Anaphylaxis rates following mRNA COVID-19 vaccination in children and adolescents: Analysis of data reported to EudraVigilance. Vaccine. 41(14). 2382–2386. 7 indexed citations

Young, Stacy L., et al.. (2023). National vaccination policies for health workers – A cross-sectional global overview. Vaccine. 42(4). 757–769. 3 indexed citations

Boufidou, Fotini, Sophia Hatziantoniou, Kalliopi Theodoridou, et al.. (2023). Anaphylactic Reactions to COVID-19 Vaccines: An Updated Assessment Based on Pharmacovigilance Data. Vaccines. 11(3). 613–613. 10 indexed citations

Pangalis, A., Kalliopi Theodoridou, Nikos Pantazis, et al.. (2023). Carbapenem-Resistant Pseudomonas aeruginosa Bacteremia, through a Six-Year Infection Control Program in a Hospital. Microorganisms. 11(5). 1315–1315. 1 indexed citations

10.

Maltezou, Helena C., et al.. (2023). COVID-19 and Respiratory Virus Co-Infections: A Systematic Review of the Literature. Viruses. 15(4). 865–865. 56 indexed citations

11.

Nikolopoulou, Georgia, et al.. (2023). Hepatitis B in Healthcare Personnel: An Update on the Global Landscape. Viruses. 15(12). 2454–2454. 3 indexed citations

12.

Maltezou, Helena C., et al.. (2022). Six-Year Time-Series Data on Multidrug-Resistant Bacteremia, Antibiotic Consumption, and Infection Control Interventions in a Hospital. Microbial Drug Resistance. 28(7). 806–818. 3 indexed citations

13.

Pavli, Androula, Kalliopi Papadima, Annita Vakali, et al.. (2020). A cluster of COVID-19 in pilgrims to Israel. Journal of Travel Medicine. 27(5). 15 indexed citations

14.

Maltezou, Helena C., et al.. (2020). Circulation of Influenza Type B Lineages in Greece During 2005–2015 and Estimation of Their Impact. Viral Immunology. 33(2). 94–98. 2 indexed citations

15.

Rouse, Caroline E., Linda O. Eckert, Flor M. Muñoz, et al.. (2019). Postpartum endometritis and infection following incomplete or complete abortion: Case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data. Vaccine. 37(52). 7585–7595. 19 indexed citations

16.

Rath, Barbara, et al.. (2019). Partnering for enhanced digital surveillance of influenza‐like disease and the effect of antivirals and vaccines (PEDSIDEA). Influenza and Other Respiratory Viruses. 13(4). 309–318. 11 indexed citations

17.

Pavli, Androula, et al.. (2017). Meningococcal disease awareness and meningoccocal vaccination among Greek students planning to travel abroad. International Journal of Adolescent Medicine and Health. 31(3). 2 indexed citations

18.

Maltezou, Helena C., Maria Theodoridou, & George L. Daikos. (2017). Antimicrobial resistance and the current refugee crisis. Journal of Global Antimicrobial Resistance. 10. 75–79. 33 indexed citations

19.

Pavli, Androula & Helena C. Maltezou. (2011). Travelling to Greece for the summer 2011 Special Olympics. Travel Medicine and Infectious Disease. 9(3). 135–141. 4 indexed citations

20.

Mavrouli, Maria, John G. Routsias, Helena C. Maltezou, Nicholas Spanakis, & Athanasios Tsakris. (2011). Estimation of Seroprevalence of the Pandemic H1N1 2009 Influenza Virus Using a Novel Virus-Free ELISA Assay for the Detection of Specific Antibodies. Viral Immunology. 24(3). 221–226. 9 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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