Shortly afterwards, at around 10:21 at the same testing site, Ms. B also complained of symptoms of hyperventilation.
It was confirmed that both students had given up on the exam.
At approximately 10:23 a.m., Ms. C, who was taking the college entrance exam at a high school in Muju, Jeollabuk-do, complained of headache and dizziness and was transferred to a nearby hospital.
At approximately 10:20 a.m. on this day, test taker D was transported to the hospital due to hyperventilation at Yeongseon High School in Samsan-dong, Bupyeong-gu, Incheon. At around 12:26 p.m., test taker E from Incheon Nam High School in Namdong-gu also showed symptoms of hyperventilation and was taken to the hospital.
https://n.news.naver.com/mnews/article/088/0000914979