@book { HealthRiskandNews,
    title = "Health, Risk and News",
    subtitle = "The MMR Vaccine and the Media",
    author = "Tammy {Boyce}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1104031"
}