Ecole supérieure des soins ambulanciers, Guides d'études 2012-2013, p. 71 ([Internet, 2019-01-23](https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=2ahUKEwjrktKNoYTgAhWDJ1AKHRDPAlsQFjAAegQIBxAC&url=http%3A%2F%2Fwww.swissrescue.ch%2Fecamb%2Fimages%2Fguide%25202012-2013.pdf&usg=AOvVaw09YnJTS9pAhpzq2qz4pwpx))