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Marc Choisy

@mchoisy.bsky.social
858 followers 125 following 17 posts

Head of Mathematical Modelling Oxford University Clinical Research Unit Ho Chi Minh City, Vietnam

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Marc Choisy @mchoisy.bsky.social · 06/10/2026
journals.plos.org/plosntds/art...
journals.plos.org
Virological and epidemiological investigations of a severe hand foot and mouth disease outbreak, Vietnam, 2023
Author summary In 2023, Vietnam experienced a large and severe outbreak of hand food and mouth disease in children. Our investigations showed that enterovirus A71 (EV-A71) subgenogroup B5, first emerg...
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Marc Choisy @mchoisy.bsky.social · 29/09/2026
academic.oup.com/jacamr/artic...
academic.oup.com
Context-specific impact of antimicrobial stewardship on antibiotic use and antibiotic resistance in hospitals in a lower-middle-income country: results from an implementation study with a controlled i...
AbstractObjectives. We aimed to determine the effects of a 12-month antimicrobial stewardship (AMS) programme in two provincial-level general hospitals in
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Marc Choisy @mchoisy.bsky.social · 29/09/2026
The Royal Society of Tropical Medicine and Hygiene just launched its third scientific journal Artificial Intelligence in Global Health of which I am proud to be an Associate Editor. Please submit your work! www.rstmh.org/journals/art...
rstmh.org
Artificial Intelligence in Global Health | RSTMH
RSTMH founded our flagship journal Transactions of the Royal Society of Tropical Medicine & Hygiene in 1908, a year after the society itself begun. In 2009 (a century later), RSTMH created Internation...
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Marc Choisy @mchoisy.bsky.social · 29/09/2026
link.springer.com/article/10.1...
link.springer.com
Diagnostic accuracy of a clinical score with a rapid diagnostic test for enteric fever in Nepal, Bangladesh and Cambodia - BMC Infectious Diseases
Background Distinguishing enteric (typhoid and paratyphoid) fever from other causes of fever is challenging. The diagnostic accuracy of Typhoid Rapid Diagnostic Tests (RDT) are suboptimal but might im...
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Marc Choisy @mchoisy.bsky.social · 03/07/2026
Well done Nguyen for This Best Oral Presentation award at the International Pandemic Sciences Conference this week! It rightly crowns these 3 years of hard work and I like to think of it as a good omen for your next journey in Korea.
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Marc Choisy @mchoisy.bsky.social · 19/06/2026
Rifampicin-resistant tuberculosis in Ho Chi Minh City is driven predominantly by ongoing transmission but a substantial contribution from de novo acquired resistance signals persistent vulnerabilities in current diagnostic and treatment pathways. www.sciencedirect.com/science/arti...
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Marc Choisy @mchoisy.bsky.social · 02/05/2026
Using GPS trackers to understand how human movement patterns influence the epidemiology of pathogens causing acute encephalitis syndrome in Ha Nam province, Vietnam wellcomeopenresearch.org/articles/11-...
wellcomeopenresearch.org
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Marc Choisy @mchoisy.bsky.social · 13/02/2026
Compartments models with an explicit modeling of the distributions of the waiting times in compartments, made easy in R: doi.org/10.1111/2041...
doi.org
denim: An R package for deterministic compartmental models with flexible dwell‐time distributions
Compartmental models are widely used for dynamical systems where states are discrete, such as in infectious disease epidemiology with the so-called Susceptible-Infectious-Recovered (SIR) framework...
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Marc Choisy @mchoisy.bsky.social · 25/01/2026
gregorygundersen.com/blog/2025/10...
gregorygundersen.com
A History of Large Language Models
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Marc Choisy @mchoisy.bsky.social · 01/12/2025
Today is the World AIDS day and also the 21st anniversary of my PhD defense (on HIV, among others).
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Marc Choisy @mchoisy.bsky.social · 01/12/2025
Scalable, open-access and multidisciplinary data integration pipeline for climate-sensitive diseases: doi.org/10.12688/wel...
doi.org
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Marc Choisy @mchoisy.bsky.social · 19/11/2025
Producing high quality high resolution grid rainfall data from global climatic models outputs through a combination of dynamical downscaling techniques and machine learning algorithms: link.springer.com/article/10.1...
link.springer.com
Performance and added value of a high-resolution (2 km) rainfall product based on WRF-downscaled ERA5 for Ho Chi Minh City, Vietnam - Theoretical and Applied Climatology
Although the fifth-generation ECMWF reanalysis (ERA5) reanalysis dataset at 0.25º resolution and its land-specific product (ERA5-Land) at 0.1º resolution are widely used, they still remain too coarse ...
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Marc Choisy @mchoisy.bsky.social · 18/11/2025
Climate and predation drive variation of diel activity patterns in chacma baboons (Papio ursinus) across Southern Africa: www.nature.com/articles/s41...
nature.com
Climate and predation drive variation of diel activity patterns in chacma baboons (Papio ursinus) across Southern Africa - Scientific Reports
Scientific Reports - Climate and predation drive variation of diel activity patterns in chacma baboons (Papio ursinus) across Southern Africa
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Marc Choisy @mchoisy.bsky.social · 09/10/2025
Can we use hospital residual serum samples to predict the risk of an outbreak? Giving some answers to this question using the 2024 measles outbreak in Ho Chi Minh City, Vietnam, in a study conducted in collaboration with the Ho Chi Minh City CDC (HCDC). wwwnc.cdc.gov/eid/article/...
wwwnc.cdc.gov
Detection of Immunity Gap before Measles Outbreak, Ho Chi Minh City, Vietnam, 2024
Detection of Immunity Gap before Measles Outbreak, Ho Chi Minh City, Vietnam, 2024
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Marc Choisy @mchoisy.bsky.social · 13/02/2025
www.helloquitx.com
helloquitx.com
HelloQuitX - Let's Quit X together]
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Marc Choisy @mchoisy.bsky.social · 12/02/2025
www.science.org/doi/10.1126/...
science.org
Preventing bad behavior in academia
We gave young scientists this prompt: Describe one change to scientific policy or culture that would substantially decrease incidents of scientific misconduct or other unethical behavior.
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Marc Choisy @mchoisy.bsky.social · 05/11/2024
Genomic insights unveil the plasmid transfer mechanism and epidemiology of hypervirulent Klebsiella pneumoniae in Vietnam www.nature.com/articles/s41...
nature.com
Genomic insights unveil the plasmid transfer mechanism and epidemiology of hypervirulent Klebsiella pneumoniae in Vietnam - Nature Communications
Hypervirulent Klebsiella pneumoniae (hvKp) is a significant cause of severe community-acquired infection, primarily in Asia. Here, the authors characterise the genetic profile, phylogenetic structure,...
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