In December 2019 an outbreak of the SARS-CoV-2 coronavirus started in the Wuhan region of China. It can cause COVID-19. The virus grew into a pandemic. Measures have been taken worldwide to prevent the spread. Thanks to vaccination, the measures could be scaled down.
Your country of destination may still ask for a corona statement. This can be your vaccination certificate, a recovery certificate or a COVID-19 PCR test. Travel Clinic Erasmus MC provides a COVID-19 PCR test.