Nota

b Revista Española de Cardiología, volumen 59, numero 5, pajina 507 kʼalal ta 509; Acta Médica Colombiana, volumen 26, numero 5, pajina 261; The Journal of Thoracic and Cardiovascular Surgery, volumen 134, numero 2, pajina 287 xchiʼuk 288; Texas Heart Institute Journal, volumen 38, numero 5, pajina 563; Basics of Blood Management, pajina 2; Continuing Education in Anaesthesia, Critical Care & Pain, volumen 4, numero 2, pajina 39.Revista Española de Cardiología, volumen 59, numero 5, pajina 507 kʼalal ta 509; Acta Médica Colombiana, volumen 26, numero 5, pajina 261; The Journal of Thoracic and Cardiovascular Surgery, volumen 134, numero 2, pajina 287 xchiʼuk 288; Texas Heart Institute Journal, volumen 38, numero 5, pajina 563; Basics of Blood Management, pajina 2; Continuing Education in Anaesthesia, Critical Care & Pain, volumen 4, numero 2, pajina 39.