Toggle navigation Language: English - English English - English Polski (nieformalny) - Polish (Informal) Caution: JavaScript execution is disabled in your browser or for this website. You may not be able to answer all questions in this survey. Please, verify your browser parameters. Language: English - English Polski (nieformalny) - Polish (Informal) Change the language default The impact of using social media during a microbreak on the renewal of resources and rest experience of employees Start screen for researcher. Go ahead and select the study plan according to the schedule. Next ×