Schematic diagram of the COPMAN method (IMAGE) Hokkaido University Caption Schematic diagram of the COPMAN method Credit AdvanSentinel/Shionogi/Hokkaido University Usage Restrictions This illustration can be used for reporting purposes without obtaining permission if credited properly. License Original 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.