1. Iwami T, Nichol G, Hiraide A, Hayashi Y, Nishiuchi T, Kajino K et al. Continuous improvements in "chain of survival" increased survival after out-of-hospital cardiac arrests: a large-scale population-based study. Circulation. 2009;119:728-34.
2. Wissenberg M, Lippert FK, Folke F, Weeke P, Hansen CM, Christensen EF et al. Association of national initiatives to improve cardiac arrest management with rates of bystander intervention and patient survival after out-of-hospital cardiac arrest. JAMA. 2013;310:1377-84.
3. Sasson C, Rogers MA, Dahl J, Kellermann AL. Predictors of survival from out-of-hospital cardiac arrest: a systematic review and meta-analysis. Circ Cardiovasc Qual Outcomes. 2010;3:63-81.
4. Song KJ, Shin SD, Park CB, Kim JY, Kim do K, Kim CH et al. Dispatcher-assisted bystander cardiopulmonary resuscitation in a metropolitan city: A before-after population-based study. Resuscitation. 2014;85:34-41.
5. Nichol G, Thomas E, Callaway CW, Hedges J, Powell JL, Aufderheide TP et al. Regional variation in out-of-hospital cardiac arrest incidence and outcome. JAMA. 2008;300:1423-31.
6. Lerner EB, Rea TD, Bobrow BJ, Acker JE, 3rd, Berg RA, Brooks SC et al. Emergency medical service dispatch cardiopulmonary resuscitation prearrival instructions to improve survival from out-of-hospital cardiac arrest: a scientific statement from the American Heart Association. Circulation. 2012;125:648-55.
7. Rea TD, Eisenberg MS, Becker LJ, Murray JA, Hearne T. Temporal trends in sudden cardiac arrest: a 25-year emergency medical services perspective. Circulation. 2003;107:2780-5.
9. Kim TH, Lee YJ, Lee EJ, Ro YS, Lee KW, Lee H, et al. Comparison of cardiopulmonary resuscitation quality between standard versus telephone-basic life support training program in middle-aged and elderly housewives: A randomized simulation study. Sim Healthcare 2018; 13: 27-32.
10. Blewer AL, Leary M, Esposito EC, Gonzalez M, Riegel B, Bobrow BJ et al. Continuous chest compression cardiopulmonary resuscitation training promotes rescuer self-confidence and increased secondary training: a hospital-based randomized controlled trial*. Crit Care Medi. 2012;40:787-92.
11. Park SO, Hong CK, Shin DH, Lee JH, Hwang SY. Efficacy of metronome sound guidance via a phone speaker during dispatcher-assisted compression-only cardiopulmonary resuscitation by an untrained layperson: a randomised controlled simulation study using a manikin. Emerg Med J. 2013;30:657-61.
12. Spelten O, Warnecke T, Wetsch WA, Schier R, Bottiger BW, Hinkelbein J. Dispatcher-assisted compression-only cardiopulmonary resuscitation provides best quality cardiopulmonary resuscitation by laypersons: A randomised controlled single-blinded manikin trial. Eur J Anaesthesiol. 2016. doi:10.1097/EJA.0000000000000432. 13. Mirza M, Brown TB, Saini D, Pepper TL, Nandigam HK, Kaza N et al. Instructions to "push as hard as you can" improve average chest compression depth in dispatcher-assisted cardiopulmonary resuscitation. Resuscitation. 2008;79:97-102.
14. Painter I, Chavez DE, Ike BR, Yip MP, Tu SP, Bradley SM et al. Changes to DA-CPR instructions: can we reduce time to first compression and improve quality of bystander CPR? Resuscitation. 2014;85:1169-73.
15. Lewis M, Stubbs BA, Eisenberg MS. Dispatcher-assisted cardiopulmonary resuscitation: time to identify cardiac arrest and deliver chest compression instructions. Circulation. 2013;128:1522-30.
16. Dameff C, Vadeboncoeur T, Tully J, Panczyk M, Dunham A, Murphy R et al. A standardized template for measuring and reporting telephone pre-arrival cardiopulmonary resuscitation instructions. Resuscitation. 2014;85:869-73.
17. Nagao K. Chest compression-only cardiocerebral resuscitation. Curr Opin Crit Care. 2009;15:189-97.
18. Swor RA, Jackson RE, Compton S, Domeier R, Zalenski R, Honeycutt L et al. Cardiac arrest in private locations: different strategies are needed to improve outcome. Resuscitation. 2003;58:171-6.