Researcher profile · Semantic Scholar

Á. Leis

h-index: 11
Works: 35
Citations: 388

Most-cited papers

Detecting Signs of Depression in Tweets in Spanish: Behavioral and Linguistic Analysis
Á. Leis, F. Ronzano, M. Mayer, L. Furlong +1 more
2019Journal of Medical Internet Research110 citations Open access
Semantic Scholar
MedIEQ-Quality labelling of medical web content using multilingual information extraction.
M. A. Mayer, V. Karkaletsis, K. Stamatakis, Á. Leis +5 more
2006Studies in Health Technology and Informatics31 citations
Semantic Scholar
[Health information on the Internet and trust marks as quality indicators: vaccines case study].
M. Mayer, Á. Leis, F. Sanz
2009Atención Primaria30 citations Open access
Semantic Scholar
How medical doctors and students should use Social Media: a review of the main guidelines for proposing practical recommendations.
M. Mayer, Á. Leis, A. Mayer, A. Rodríguez-González
2012Studies in Health Technology and Informatics24 citations
Semantic Scholar
Quality labelling of medical web content
M. A. Mayer, V. Karkaletsis, Phil Archer, Pau Ruiz +2 more
2006Health Informatics Journal21 citations Open access
Semantic Scholar
Text mining and expert curation to develop a database on psychiatric diseases and their genes
A. Gutiérrez-Sacristán, À. Bravo, Marta Portero-Tresserra, O. Valverde +20 more
2017International Symposium for Semantic Mining in Biomedicine20 citations Open access
Semantic Scholar
Clinical Characterization of Patients With COVID-19 in Primary Care in Catalonia: Retrospective Observational Study
M. Mayer, Josep Vidal-Alaball, A. Puigdellívol-Sánchez, F. X. Marín Gomez +2 more
2020JMIR Public Health and Surveillance19 citations Open access
Semantic Scholar
Applying Semantic Web technologies to improve the retrieval, credibility and use of health-related web resources
M. Mayer, P. Karampiperis, Antonis Kukurikos, V. Karkaletsis +3 more
2011Health Informatics Journal18 citations
Semantic Scholar
Premature Death, Suicide, and Nonlethal Intentional Self-Harm After Psychiatric Discharge
P. Mortier, Susana Conde, I. Alayo, F. Amigo +19 more
2024JAMA Network Open17 citations Open access
Semantic Scholar
Characterization of long-term patient-reported symptoms of COVID-19: an analysis of social media data
J. Banda, N. Adderley, Waheed-Ul-Rahman Ahmed, Heba Alghoul +23 more
2021medRxiv11 citations Open access
Semantic Scholar
Web Médica Acreditada Guidelines: Reliability and Quality of Health Information on Spanish-Language Websites
M. A. Mayer, Á. Leis, R. Sarrias, Pau Ruiz
200511 citations
Semantic Scholar
Using Electronic Health Records to Assess Depression and Cancer Comorbidities.
M. Mayer, A. Gutiérrez-Sacristán, Á. Leis, S. de la Peña +2 more
2017Studies in Health Technology and Informatics9 citations Open access
Semantic Scholar
Changes in use and utilisation patterns of drugs with reported shortages between 2010 and 2024 in Europe and North America: a network cohort study.
M. Pineda-Moncusí, Alexandros Rekkas, A. Martinez-Perez, Á. Leis +26 more
2025Lancet Public Health8 citations Open access
Semantic Scholar
Developing a clinical decision support system software prototype that assists in the management of patients with self-harm in the emergency department: protocol of the PERMANENS project
P. Mortier, F. Amigo, Madhav Bhargav, Susana Conde +17 more
2024BMC Psychiatry8 citations Open access
Semantic Scholar
Comparing the Clinical Characteristics and Mortality of Residential and Non-Residential Older People with COVID-19: Retrospective Observational Study
F. X. Marin-Gomez, Jacobo Mendioroz-Peña, M. Mayer, L. Méndez-Boo +8 more
2022International Journal of Environmental Research and Public Health8 citations Open access
Semantic Scholar
Automating Accreditation of Medical Web Content
V. Karkaletsis, P. Karampiperis, K. Stamatakis, M. Labský +7 more
2008European Conference on Artificial Intelligence8 citations
Semantic Scholar
Exploring the Association of Cancer and Depression in Electronic Health Records: Combining Encoded Diagnosis and Mining Free-Text Clinical Notes
Á. Leis, D. Casadevall, J. Albanell, M. Posso +8 more
2022JMIR Cancer6 citations Open access
Semantic Scholar
Real World Data and Real World Evidence Using TriNetX: The TauliMar Clinical Research Network
Á. Leis, Marc Fradera, C. Peña-Gómez, P. Aguilera +4 more
2025Medical Informatics Europe4 citations Open access
Semantic Scholar
A Survey of Human Gross Anatomy Laboratories in DPT Programs across the United States
Katy Mitchell, Christina Bickley, Á. Leis, Amy Tsang
2022The Internet Journal of Allied Health Sciences & Practice4 citations Open access
Semantic Scholar
Big Data For Health Through Social Media
M. Mayer, L. Fernández-Luque, Á. Leis
20164 citations
Semantic Scholar
Evaluating Behavioral and Linguistic Changes During Drug Treatment for Depression Using Tweets in Spanish: Pairwise Comparison Study
Á. Leis, F. Ronzano, M. Mayer, L. Furlong +1 more
2020Journal of Medical Internet Research3 citations Open access
Semantic Scholar
Assisting Quality Assessment ( AQUA ) – a system based on semantic web and information extraction technologies to support medical quality labelling agencies
D. Villarroel, M. A. Mayer, Á. Leis, V. Karkaletsis +12 more
20073 citations
Semantic Scholar
Cost-effectiveness analysis of resective epilepsy surgery in drug-resistant patients: an artificial intelligence data modeling.
Arig Kamalmaz, Carlos Villarroya, M. Mayer, Á. Leis +8 more
2026Epilepsy & Behavior2 citations
Semantic Scholar
Bridging AI and Medical Expertise: ChatGPT's Success on the Medical Specialization Residency Admission Exam in Spain
Á. Leis, M. Mayer, A. Mayer
2025Medical Informatics Europe2 citations Open access
Semantic Scholar
Clinical-Based and Expert Selection of Terms Related to Depression for Twitter Streaming and Language Analysis
Á. Leis, M. Mayer, F. Ronzano, M. Torrens +3 more
2020Medical Informatics Europe2 citations Open access
Semantic Scholar
How Twitter Is Used in International Health Events: World Aids Day Case Study
Á. Leis
20132 citations
Semantic Scholar
Quality control of information on health-related content websites goes further on the internet.
M. A. Mayer, Á. Leis, M. Mayer, Lupiá +3 more
2012Revista Española de Cardiología2 citations
Semantic Scholar
Incident Use of Hydroxychloroquine for the Treatment of Rheumatoid Arthritis and Systemic Lupus Erythematosus During the COVID‐19 Pandemic
N. Mercadé-Besora, Yu-Chen Guo, M. Du, Xin-Tong Li +25 more
2024Arthritis care & research1 citations Open access
Semantic Scholar
Trends of drug use with suggested shortages and their alternatives across 41 real world data sources and 18 countries in Europe and North America
M. Pineda-Moncusí, A. Rekkas, A. Perez, Á. Leis +36 more
2024medRxiv1 citations Open access
Semantic Scholar
Risk Alert System to Facilitate Universal Suicide Risk Screening in Emergency Care: Protocol for a Prediction Model and Software Development Study Using a Co-Design Approach
M. López Fernández, Raúl Rodríguez Valderas, Ana Portillo-Van Diest, G. Vilagut +11 more
2026JMIR Research Protocols0 citations Open access
Semantic Scholar
Machine Learning-Based Clinical Decision Support System for Suicide Risk Management: The PERMANENS Project
Á. Leis, P. Mortier, F. Amigo, Madhav Bhargav +17 more
2025Medical Informatics Europe0 citations Open access
Semantic Scholar
Predicting Intentional Self-Harm Following Psychiatric Discharge in Catalonia, Spain: Machine Learning Models from Linked Registry Data
I. Alayo, O. Pujol, F. Amigo, L. Ballester +20 more
2025medRxiv0 citations Open access
Semantic Scholar
Characterization of depression in Spanish tweets: a behavioral and linguistic analysis (Preprint)
Á. Leis, F. Ronzano, M. Mayer, L. Furlong +1 more
20190 citations Open access
Semantic Scholar
The Quality of Health Related-Content Websites: 15 Years of Experience of Web Médica Acreditada Quality Program
Á. Leis
20140 citations
Semantic Scholar
Quality Control of Information on Health-Related Content Websites Goes Further on the Internet
M. Mayer, Á. Leis
20120 citations
Semantic Scholar

F. Sanz

×6

F. Ronzano×5

M. A. Mayer×5

V. Karkaletsis×5

P. Mortier×5

F. Amigo×5

G. Vilagut×5

M. Mayer×4