title: [When is a time limit allowed in work contracts?].
authors.forename: Werner
authors.initials: W
authors.lastname: Schell
mesh_terms: D002648:Child; D003284:Contract Services / Q000331:legislation & jurisprudence*; D005858:Germany; D006801:Humans; D010371:Pediatric Nursing / Q000331:legislation & jurisprudence*