@book { Medizinethik4,
    title = "Medizinethik 4",
    author = "Jan C. {Joerden} and Josef N {Neumann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095885"
}