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Longitudinal Leiden Orthopaedics Outcomes of OsteoArthritis Study

Given the above mentioned gaps in knowledge, the aim of this project is to1) Describe the midterm and long-term outcomes of (primary and revision) total hip, total knee and shoulder replacement surgery in terms of health status as a whole,…

An exploratory, non-interventional, single-center study to characterize a set of immune cells in a range of dermatologic diseases

Primary To evaluate the prevalence of specific immune cell subsets in a range of IMID dermatologic disease patients, both between diseases and compared to healthy volunteers  Secondary To evaluate the variability in specific immune cell…

Implementing a new controlled human infection model with a novel Respiratory Syncytial Virus (RS virus) in healthy volunteers.

The main objective of the study is to establish a controlled human infection model (CHIM) for RSV for future drug and vaccine testing and to identify the inoculation dose needed to induce RSV infection with this new strain in 50-70% of exposed…