@book { AnOrganizationalChallenge, title = "An Organizational Challenge", subtitle = "Improving Hospital Performance through New Professionals", author = "Constanze {Kathan-Selck} and Torsten J. {Selck}", year = "2011", publisher = "Peter Lang Verlag", address = "Berlin, Germany", url = "https://www.peterlang.com/document/1108247" }