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APA Citation
Freire-Tellado, M., Navarro-Patón, R., Mateos Lorenzo, J., & Pérez López, G. (2019). blood in the airway and bystander cardiopulmonary resuscitation. Resuscitation, 135, 232–233. http://access.bl.uk/ark:/81055/vdc_100084046208.0x00003f