@book { EffectsofProteinPurificationTechniquesontheImmuneResponse,
    title = "Effects of Protein Purification Techniques on the Immune Response",
    author = "Azza {El Amir}",
    year = "2015",
    publisher = "Anchor Academic Publishing",
    address = "Hamburg, Germany",
    url = "https://m.anchor-publishing.com/document/312329"
}