Collaboration with prof. Osborne from the Deakin University in Melbourne resulted in development and validation of Health Literacy Questionnaire and lead to a publication Structural properties and psychometric improvements of the Health Literacy Questionnaire in a Slovak population. population co-authored by Kolarcik P., Cepova E., Madarasova Geckova A., Elsworth G.R., Batterham R.W.,  Osborne R.H. recently published online in International Journal of Public Health.