European Countries Pandemic Waves (IMAGE) American Institute of Physics Caption European countries experienced more than one wave, with greater case numbers observed in subsequent waves than in the first. Credit Nick James, Max Menzies, and Peter Radchenko Usage Restrictions Journalists may use this image only with appropriate credit. 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.