On November 17, 2023, Laboratory for Biocompatibility Testing of Medical Devices, led by Assoc. Prof. Norased Nasongkla, welcomed the speaker, Assoc. Prof. Oommen P. Varghese from the Department of Chemistry, Uppsala University, Sweden, for lecturing and visiting the Laboratory for Biocompatibility Testing of Medical Devices, Department Biomedical Engineering Faculty of Engineering Mahidol University