Anna N. Chard

1.5k total citations · 1 hit paper
28 papers, 788 citations indexed

About

Anna N. Chard is a scholar working on Infectious Diseases, Nutrition and Dietetics and General Health Professions. According to data from OpenAlex, Anna N. Chard has authored 28 papers receiving a total of 788 indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Infectious Diseases, 7 papers in Nutrition and Dietetics and 6 papers in General Health Professions. Recurrent topics in Anna N. Chard's work include Viral gastroenteritis research and epidemiology (7 papers), Child Nutrition and Water Access (7 papers) and HIV/AIDS Research and Interventions (4 papers). Anna N. Chard is often cited by papers focused on Viral gastroenteritis research and epidemiology (7 papers), Child Nutrition and Water Access (7 papers) and HIV/AIDS Research and Interventions (4 papers). Anna N. Chard collaborates with scholars based in United States, Mali and United Kingdom. Anna N. Chard's co-authors include Matthew C. Freeman, Rob Stephenson, Patrick S. Sullivan, Catherine Finneran, Victoria Trinies, Howard H. Chang, Joshua V. Garn, Aaron S. Wallace, Marta Gacic-Dobo and Mamadou Diallo and has published in prestigious journals such as New England Journal of Medicine, PLoS ONE and PLoS Medicine.

In The Last Decade

Anna N. Chard

26 papers receiving 754 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.

Vaccine Effectiveness of JYNNEOS against Mpox Disease in the United States

2023 155 citations Nicholas P. Deputy, Anna N. Chard et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Anna N. Chard United States	17	244	219	163	151	133	28	788
Kristjana Ásbjörnsdóttir United States	18	307 1.3×	248 1.1×	124 0.8×	84 0.6×	31 0.2×	45	819
Tom Wingfield United Kingdom	20	771 3.2×	453 2.1×	162 1.0×	144 1.0×	42 0.3×	82	1.3k
Isa S. Abubakar Nigeria	18	200 0.8×	127 0.6×	131 0.8×	94 0.6×	140 1.1×	40	1.2k
William H. Foege United States	17	177 0.7×	323 1.5×	32 0.2×	145 1.0×	186 1.4×	71	1.0k
Brandon L. Guthrie United States	19	377 1.5×	400 1.8×	24 0.1×	197 1.3×	47 0.4×	82	1.1k
D. Gilgen United Kingdom	11	208 0.9×	105 0.5×	68 0.4×	129 0.9×	27 0.2×	18	602
Abdulsalami Nasidi Nigeria	23	554 2.3×	394 1.8×	20 0.1×	362 2.4×	226 1.7×	44	1.5k
Peter Kyambadde Uganda	16	402 1.6×	272 1.2×	30 0.2×	47 0.3×	67 0.5×	67	859
Mohammed Abdulaziz Nigeria	15	139 0.6×	99 0.5×	20 0.1×	50 0.3×	139 1.0×	62	779
Pierre De Beaudrap France	18	465 1.9×	353 1.6×	43 0.3×	158 1.0×	38 0.3×	49	989

Countries citing papers authored by Anna N. Chard

Since Specialization

Citations

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

Fields of papers citing papers by Anna N. Chard

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Anna N. Chard. 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 Anna N. Chard. The network helps show where Anna N. Chard may publish in the future.

Co-authorship network of co-authors of Anna N. Chard

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Chard, Anna N., et al.. (2025). Salmonella Illness Outbreaks Attributed to Chicken by Product Type, United States, 1998–2022. Journal of Food Protection. 88(12). 100660–100660.

Gharpure, Radhika, Anna N. Chard, Joseph Bresee, et al.. (2024). Costs and cost-effectiveness of influenza illness and vaccination in low- and middle-income countries: A systematic review from 2012 to 2022. PLoS Medicine. 21(1). e1004333–e1004333. 11 indexed citations

Deputy, Nicholas P., Anna N. Chard, Danielle Moulia, et al.. (2023). Vaccine Effectiveness of JYNNEOS against Mpox Disease in the United States. New England Journal of Medicine. 388(26). 2434–2443. 155 indexed citations breakdown →

Chard, Anna N., et al.. (2021). Estimation of oral poliovirus vaccine effectiveness in Afghanistan, 2010–2020. Vaccine. 39(42). 6250–6255.

Chard, Anna N., Karen Lévy, Kelly K. Baker, et al.. (2020). Environmental and spatial determinants of enteric pathogen infection in rural Lao People’s Democratic Republic: A cross-sectional study. PLoS neglected tropical diseases. 14(4). e0008180–e0008180. 12 indexed citations

Chard, Anna N., Marta Gacic-Dobo, Mamadou Diallo, Samir V. Sodha, & Aaron S. Wallace. (2020). Routine Vaccination Coverage — Worldwide, 2019. MMWR Morbidity and Mortality Weekly Report. 69(45). 1706–1710. 75 indexed citations

Chard, Anna N., Deblina Datta, Graham Tallis, et al.. (2020). Progress towards polio eradication - worldwide, January 2018-March 2020. 95(26). 283–290. 1 indexed citations

Chard, Anna N., et al.. (2019). The impact of water consumption on hydration and cognition among schoolchildren: Methods and results from a crossover trial in rural Mali. PLoS ONE. 14(1). e0210568–e0210568. 21 indexed citations

Chard, Anna N., Joshua V. Garn, Howard H. Chang, Thomas Clasen, & Matthew C. Freeman. (2019). Impact of a school-based water, sanitation, and hygiene intervention on school absence, diarrhea, respiratory infection, and soil-transmitted helminths: results from the WASH HELPS cluster-randomized trial. Journal of Global Health. 9(2). 20402–20402. 53 indexed citations

10.

Chard, Anna N., Kelly K. Baker, Kevin Tsai, et al.. (2019). Associations between soil-transmitted helminthiasis and viral, bacterial, and protozoal enteroinfections: a cross-sectional study in rural Laos. Parasites & Vectors. 12(1). 216–216. 17 indexed citations

11.

Chard, Anna N., Victoria Trinies, Delynn M. Moss, et al.. (2018). The impact of school water, sanitation, and hygiene improvements on infectious disease using serum antibody detection. PLoS neglected tropical diseases. 12(4). e0006418–e0006418. 22 indexed citations

12.

Chard, Anna N. & Matthew C. Freeman. (2018). Design, Intervention Fidelity, and Behavioral Outcomes of a School-Based Water, Sanitation, and Hygiene Cluster-Randomized Trial in Laos. International Journal of Environmental Research and Public Health. 15(4). 570–570. 33 indexed citations

13.

Moss, Delynn M., Sukwan Handali, Anna N. Chard, et al.. (2018). Detection of Immunoglobulin G Antibodies to Taenia solium Cysticercosis Antigen Glutathione-S-Transferase–rT24H in Malian Children Using Multiplex Bead Assay. American Journal of Tropical Medicine and Hygiene. 98(5). 1408–1412. 6 indexed citations

14.

Chard, Anna N., Nicholas Metheny, & Rob Stephenson. (2017). Perceptions of HIV Seriousness, Risk, and Threat Among Online Samples of HIV-Negative Men Who Have Sex With Men in Seven Countries. JMIR Public Health and Surveillance. 3(2). e37–e37. 23 indexed citations

15.

Chard, Anna N., Nicholas Metheny, Patrick S. Sullivan, & Rob Stephenson. (2017). Social Stressors and Intoxicated Sex Among an Online Sample of Men who have Sex with Men (MSM) Drawn from Seven Countries. Substance Use & Misuse. 53(1). 42–50. 19 indexed citations

16.

Trinies, Victoria, et al.. (2016). Effects of Water Provision and Hydration on Cognitive Function among Primary-School Pupils in Zambia: A Randomized Trial. PLoS ONE. 11(3). e0150071–e0150071. 24 indexed citations

17.

Chard, Anna N., Catherine Finneran, Patrick S. Sullivan, & Rob Stephenson. (2015). Experiences of homophobia among gay and bisexual men: results from a cross-sectional study in seven countries. Culture Health & Sexuality. 17(10). 1174–1189. 51 indexed citations

18.

Freeman, Matthew C., Anna N. Chard, Birgit Nikolay, et al.. (2015). Associations between school- and household-level water, sanitation and hygiene conditions and soil-transmitted helminth infection among Kenyan school children. Parasites & Vectors. 8(1). 412–412. 50 indexed citations

19.

Chard, Anna N., et al.. (2014). Adverse Early Life Experiences as a Social Determinant of Mental Health. Psychiatric Annals. 44(1). 39–45. 2 indexed citations

20.

Stephenson, Rob, Anna N. Chard, Catherine Finneran, & Patrick S. Sullivan. (2013). Willingness to use couples voluntary counseling and testing services among men who have sex with men in seven countries. AIDS Care. 26(2). 191–198. 25 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.

Explore authors with similar magnitude of impact