@book { MssensichMarcumarPatientenVitaminKarmernhren,
    title = "Müssen sich Marcumar-Patienten Vitamin-K-arm ernähren?",
    author = "Sven-David {Müller}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656045625",
    url = "https://www.hausarbeiten.de/document/181052"
}