Lapucci, G.; Bondi, B.; Rubbi, I.; Cremonini, V.; Moretti, E.; Di Lorenzo, R.; Magnani, D.; Ferri, P. A Randomized Comparison Trial of Two and Four-Step Approaches to Teaching Cardio-Pulmonary Reanimation. Acta Biomed 2018, 89 (4-S), 37-44. https://doi.org/10.23750/abm.v89i4-S.7129.