Klafft, MichaelSaid, MauriceAnson, SusanWatson, HayleyHughes, AmandaLukau, EridyMayr, Heinrich C.Pinzger, Martin2017-06-212017-06-212016978-3-88579-653-4enChallenges in designing and distributing a not for profit first aid app worldwideText/Conference Paper1617-5468