The disease X: waiting for the next pandemic The role of the OPRM1 gene polymorphism and its methylation in people in dependence on substances and with different intensity of painOccurrence and applied interventions in Work-Related Musculoskeletal Disorders among medical workers – review Nicotine addiction – a health problem in adolescents in a neurobiological context Urban air pollution and emergency department visits for influenza Socio-professional adaptation of a nurse in a new workplace A common concentration-response function based on the results applying lags Gut microbiome in non-alcoholic fatty liver disease The patient as an aggressor SARS-CoV-2 antibody screening in healthcare workers: lessons learned from the first months of COVID-19 outbreak in Europe. Significance of serology testing for effective pandemic management and reduction of the occupational risk The influence of COVID-19 pandemic on the access to dental offices and the development of oral medical conditions Opportunities and constraints in the job search by public health graduates in their opinion Chemical and physical UV filters The survey of the opinion of the management of Disability Adjudication Teams in Poland on the reform of adjudication on disability Sex differences in masticatory muscle activity in healthy young adults Job burnout and empathy among different healthcare professionals