gabriella di lascio experimental and clinical medicine department, postgraduate school of anesthesia and intensive care, university of florence, firenze, italy guy harmelin cardiac surgery, experimental and clinical medicine department, university of florence, firenze, italy marco bugetti cardiac surgery, experimental and clinical medicine department, university of florence, firenze, italy manuela bonizzoli emergency department, anesthesia and intensive care unit, careggi teaching hospital, florence, firenze, italy guido sani cardiac surgery, experimental and clinical medicine department, university of florence, firenze, italy adriano peris emergency department, anesthesia and intensive care unit, careggi teaching hospital, florence, firenze, italy

Michele B Domico Deborah A Ridout Ronald Bronicki Nick G Anas John Patrick Cleary James Cappon Allan P Goldman Katherine L Brown