Epidemiological
Auvergne-Rhone-Alpes
Effectiveness of vaccine combination
Científicos franceses demuestran que la vacunación primaria con dos vacunas diferentes sería más eficaz que la vacunación con dos vacunas idénticas.
Catalonia, Spain
MOOD-COVID
MOOD-COVID aims to study the impact of the pandemic on the mental health of pregnant women, young mothers and their children.
San Juan De Dios Foundation, Spain
Emotional State Of Adults In The Process Of Bereavement By COVID-19
This study aims to analyse the emotional and spiritual state of adults who have lost a loved one due to COVID-19.

Institut Hospital del Mar d'Investigacions Mèdiques, Spain
MINDCOVID: Mental Health in a Pandemic
This study aims to assess the mental health impact and needs associated with COVID-19 in Spain.

Hospital Clínic Barcelona, Spain
CIBERESUCI COVID
CIBERES UCI COVID is a fundamental study that will improve care of critical patients infected by COVID-19.

Institut Pasteur, France
ComCor Study: Where Do The French Get Infected?
This study aims to identify socio-demographic factors, places frequented and behaviours associated with an increased risk of SARS-CoV-2 infection.
Spain
Vaccination In People With Long COVID
This study aims to determine the effects of vaccination against SARS-CoV-2 in people with long COVID.
France
HARD COVID-19 Study
The University Hospital of Tours has embarked on a large-scale survey to assess the psychological state of healthcare workers. It is a research project designed to map their disorders, but also to help them feel better.

Universidad de Antioquia, Colombia
Impact of COVID-19 on dentistry in Colombia
Cross-sectional study that analyzes whether the COVID-19 pandemic has strongly impacted the practice of dentistry in Colombia, generating changes in clinical activities and career prospects.
Institut Català de la Salut, Spain
COVID-19 immunity in healthcare professionals
Determining whether there is protection against reinfection is important for controlling healthcare workers implications during the pandemic due to their continous professional contact with COVID-19 patients
Pasteur Institute, France
Dynamics of the Delta variant in France
The Pasteur Institute hypothesizes in this study that there is no change in the transmissibility of the Delta variant related to climate during the study period (June 15 to October 1).
France
DIABÉPI study
DIABÉPI study, a quantitative study on the relationship of people with diabetes to vaccination and their vulnerability to the COVID-19 epidemic