Gesa Berretz (IMAGE) Ruhr-University Bochum Caption Gesa Berretz from the Bochum Biopsychology Department was first author of the review article. Credit RUB, Marquard Usage Restrictions The image may only be used for reporting about Ruhr-Universität Bochum in the context of the press release "How comparable different stress tests are", published in February 2021. 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.