K Hayakawa, O Tasaki, T Hamasaki, T Sakai… - Resuscitation, 2011 - Elsevier ... 5720 31 E mail : tasaki@hp - emerg.med.osaka - u.ac.jp 32 Word Counts : Text, 2,9 71 ; Abstract, 2 4 5 33 Keywords: 34 Cardiac arrest 35 Emergency medical service 36 Page 4 of 36 Ac ce pte d M an usc rip t 3 Out - of- hospital CPR 37 P ulselesselectricalactivity 38 Return of ... Cited by 2 - All 3 versions