Editorial Kreutzer Susanne Nolte Karen Material Culture Studies Nursing History 940 periodical academic journal European Journal for Nursing History and Ethics 1 1 2019 urn:nbn:de:0009-33-48373 10.25974/enhe2019-1de http://nbn-resolving.de/urn:nbn:de:0009-33-48373 kreutzer2019