@book { TodundSterbeninderMedizin,
    title = "Tod und Sterben in der Medizin",
    author = "Matthias {Gruber}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03649-7",
    url = "https://www.peterlang.com/document/1047886"
}