여기에 수도권의 집단감염 '뇌관'으로 떠오른 서울 구로콜센터, 성남 분당제생병원·은혜의강교회도 한몫을 했다.
The Guro Call Center in Seoul, Seongnam Bundang Jesaeng Hospital, and Grace River Community Church, which emerged as the new "detonator" for mass infection in the metropolitan area, also played a part.