Carlo A. Marra

14.0k total citations · 2 hit papers
308 papers, 10.4k citations indexed

About

Carlo A. Marra is a scholar working on Economics and Econometrics, General Health Professions and Epidemiology. According to data from OpenAlex, Carlo A. Marra has authored 308 papers receiving a total of 10.4k indexed citations (citations by other indexed papers that have themselves been cited), including 82 papers in Economics and Econometrics, 52 papers in General Health Professions and 49 papers in Epidemiology. Recurrent topics in Carlo A. Marra's work include Health Systems, Economic Evaluations, Quality of Life (74 papers), Pharmaceutical Practices and Patient Outcomes (43 papers) and Rheumatoid Arthritis Research and Therapies (30 papers). Carlo A. Marra is often cited by papers focused on Health Systems, Economic Evaluations, Quality of Life (74 papers), Pharmaceutical Practices and Patient Outcomes (43 papers) and Rheumatoid Arthritis Research and Therapies (30 papers). Carlo A. Marra collaborates with scholars based in Canada, New Zealand and United States. Carlo A. Marra's co-authors include Larry D. Lynd, Fawziah Marra, Aslam H. Anis, Mohsen Sadatsafavi, Teresa Liu‐Ambrose, Mehdi Najafzadeh, John M. Esdaile, Jennifer C. Davis, Kathryn Richardson and J. Mark FitzGerald and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and Annals of Internal Medicine.

In The Last Decade

Carlo A. Marra

293 papers receiving 10.1k citations

Hit Papers

Effects of a mobile phone... 2009 2026 2014 2020 2010 2009 250 500 750
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. Effects of a mobile phone short message service on antiretroviral treatment adherence in Kenya (WelTel Kenya1): a randomised trial
    2010 989 citations Mohsen Sadatsafavi, Carlo A. Marra et al. profile →
  2. Economic burden of asthma: a systematic review
    2009 562 citations Mary M. Doyle‐Waters, Carlo A. Marra et al. BMC Pulmonary Medicine profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Carlo A. Marra Canada 52 2.0k 2.0k 1.7k 1.6k 1.5k 308 10.4k
Giovanni Apolone Italy 54 2.0k 1.0× 1.5k 0.8× 2.0k 1.2× 1.4k 0.9× 1.2k 0.8× 209 14.9k
Elizabeth Loder United States 46 1.4k 0.7× 2.1k 1.0× 1.6k 1.0× 2.4k 1.5× 1.1k 0.7× 171 14.6k
Samuel Yeung Shan Wong Hong Kong 60 2.4k 1.2× 800 0.4× 1.7k 1.1× 1.6k 1.0× 916 0.6× 484 14.9k
Robert Horne United Kingdom 46 2.3k 1.1× 1.3k 0.7× 1.1k 0.7× 1.3k 0.8× 1.1k 0.8× 154 13.0k
Julia Hippisley–Cox United Kingdom 68 1.5k 0.7× 1.0k 0.5× 2.4k 1.4× 1.6k 1.0× 1.2k 0.8× 241 16.5k
Danny Liew Australia 52 1.2k 0.6× 881 0.4× 1.6k 0.9× 1.7k 1.1× 1.1k 0.8× 520 12.4k
Joel Singer Canada 40 1.1k 0.5× 985 0.5× 2.1k 1.3× 1.2k 0.7× 1.3k 0.9× 141 12.0k
Reem A. Mustafa United States 59 1.7k 0.8× 1.0k 0.5× 2.0k 1.2× 1.4k 0.9× 1.9k 1.3× 226 15.7k
Mark Helfand United States 35 2.0k 1.0× 1.1k 0.6× 2.0k 1.2× 1.4k 0.9× 1.4k 1.0× 103 15.2k
Carol Coupland United Kingdom 72 1.4k 0.7× 1.0k 0.5× 2.4k 1.4× 1.4k 0.9× 1.2k 0.8× 297 17.9k

Countries citing papers authored by Carlo A. Marra

Since Specialization
Citations

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

Fields of papers citing papers by Carlo A. Marra

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Carlo A. Marra

This figure shows the co-authorship network connecting the top 25 collaborators of Carlo A. Marra. A scholar is included among the top collaborators of Carlo A. Marra 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 Carlo A. Marra. Carlo A. Marra 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.
Petrachi, Tiziana, Devis Bellucci, Carlo A. Marra, et al.. (2025). A Bioprinted Hydrogel Patch With Bioactive Glass: A New Frontier in Chronic Wound Healing. Journal of Biomedical Materials Research Part A. 113(1). e37865–e37865.
2.
Norris, Pauline, Simon Horsburgh, Marianna Churchward, et al.. (2023). Impact of removing prescription co-payments on the use of costly health services: a pragmatic randomised controlled trial. BMC Health Services Research. 23(1). 31–31. 7 indexed citations
3.
Anwar, Mudassir, et al.. (2023). Understanding Patient Preferences Regarding the Important Determinants of Breast Cancer Treatment: A Narrative Scoping Review. Patient Preference and Adherence. Volume 17. 2679–2706. 18 indexed citations
4.
Marra, Carlo A., et al.. (2023). Describing the consumer profile of different types of community pharmacy in Aotearoa New Zealand. Journal of Primary Health Care. 15(4). 376–381. 2 indexed citations
5.
Smith, Alesha, et al.. (2022). A Systematic Review of Independent and Chain Pharmacies Effects on Medication Adherence. SHILAP Revista de lepidopterología. 10(5). 124–124. 5 indexed citations
6.
7.
Kopec, Jacek A., Eric C. Sayre, Jolanda Cibere, et al.. (2021). Prevalence of joint-specific osteoarthritis and joint pain in British Columbia, Canada. Rheumatology International. 42(9). 1623–1628. 6 indexed citations
8.
Loewen, Peter, Fawziah Marra, & Carlo A. Marra. (2018). Influence of the Methods of Reporting Clinical Trial Results on Pharmacists' Willingness to Recommend Drug Therapy. The Canadian Journal of Hospital Pharmacy. 52(3). 1 indexed citations
9.
10.
Chhina, Harpreet, Wendy A. Hall, Janusz Kaczorowski, Carlo A. Marra, & Diane Lacaille. (2017). Qualitative Insights into Family Physicians' Perceptions of Academic Detailing for Rheumatoid Arthritis. Quality in primary care. 25(2). 1 indexed citations
11.
Leung, Vivian, Judith A. Soon, Larry D. Lynd, Carlo A. Marra, & Marc Levine. (2016). Population‐based evaluation of the effectiveness of two regimens for emergency contraception. International Journal of Gynecology & Obstetrics. 133(3). 342–346. 6 indexed citations
12.
Sadatsafavi, Mohsen, Carlo A. Marra, Shawn D. Aaron, & Stirling Bryan. (2014). Incorporating external evidence in trial-based cost-effectiveness analyses: the use of resampling methods. Trials. 15(1). 201–201. 5 indexed citations
13.
14.
Marra, Fawziah, et al.. (2012). The Cost Effectiveness of Human Papillomavirus Vaccines. Drugs. 72(5). 715–743. 70 indexed citations
15.
Bedouch, Pierrick, Carlo A. Marra, J. Mark FitzGerald, Larry D. Lynd, & Mohsen Sadatsafavi. (2012). Trends in Asthma-Related Direct Medical Costs from 2002 to 2007 in British Columbia, Canada: A Population Based-Cohort Study. PLoS ONE. 7(12). e50949–e50949. 57 indexed citations
16.
Tsao, Nicole, Nick Bansback, Kam Shojania, & Carlo A. Marra. (2012). The issue of comparators in economic evaluations of biologic response modifiers in rheumatoid arthritis. Best Practice & Research Clinical Rheumatology. 26(5). 659–676. 8 indexed citations
17.
Doyle‐Waters, Mary M., et al.. (2009). Economic burden of asthma: a systematic review. BMC Pulmonary Medicine. 9(1). 24–24. 562 indexed citations breakdown →
18.
Marra, Fawziah, Carlo A. Marra, Kathryn Richardson, et al.. (2009). Antibiotic Use in Children Is Associated With Increased Risk of Asthma. PEDIATRICS. 123(3). 1003–1010. 227 indexed citations
19.
Frighetto, Luciana, et al.. (2002). Patterns of use and patients' attitudes toward complementary medications: a survey of adult general medicine patients at a major Canadian teaching hospital.. PubMed. 9(4). 183–9. 10 indexed citations
20.
Marra, Carlo A., David M. Patrick, & Fawziah Marra. (2000). A Cost-effectiveness Analysis of Pneumococcal Vaccination in Street-involved, HIV-infected Patients. Canadian Journal of Public Health. 91(5). 334–339. 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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