title: [Unknown heroes preserve an image].
authors.forename: Pierre-Andre
authors.initials: PA
authors.lastname: Wagner
mesh_terms: D002648:Child; D003226:Congresses as Topic; D049673:History, 20th Century; D006801:Humans; D009723:Nurse-Patient Relations; D010371:Pediatric Nursing / Q000266:history*; D012956:Societies, Nursing / Q000266:history; D013557:Switzerland