Sado DM, Deakin CD, Petley GW, Clewlow F (January 2004). "Comparison of the effects of removal of chest hair with not doing so before external defibrillation on transthoracic impedance". The American Journal of Cardiology. 93 (1): 98–100. doi:10.1016/j.amjcard.2003.09.020. PMID14697478.
Sado DM, Deakin CD, Petley GW, Clewlow F (January 2004). "Comparison of the effects of removal of chest hair with not doing so before external defibrillation on transthoracic impedance". The American Journal of Cardiology. 93 (1): 98–100. doi:10.1016/j.amjcard.2003.09.020. PMID14697478.