Hi, Christophe! You not need a PCR exam to transit by or remain in Korea, even for a few days. But unfortunately, I might say two.5 hours is not really plenty of time if You furthermore mght must recoup your bag-- it COULD be more than enough time in the https://cesar9b728.blazingblog.com/28828826/the-smart-trick-of-airport-that-no-one-is-discussing