Prof. Anna Bartkiewicz and Dr Pawe? Wolak (IMAGE) Nicolaus Copernicus University in Torun Caption Prof. Anna Bartkiewicz and Dr Pawe? Wolak Credit Andrzej Roma?ski Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.