YSK if someone goes into cardiac arrest you should begin CPR immediately after calling 911
from /r/YouShouldKnow
YSK如果有人出現心臟驟停,你應該在撥打911後立即開始心肺復甦。
YSK如果有人出現心臟驟停,你應該在撥打911後立即開始心肺復甦。
YSK if someone goes into cardiac arrest you should begin CPR immediately after calling 911
from /r/YouShouldKnow