WASET
    S. Ramia and  N. Melhem and  K. Kreidieh,  The Need for Including Hepatitis a Vaccine in Routine Childhood Immunization Programs in Europe as a Response to the Influx of Refugees from the Middle East and North Africa (MENA) Regions.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2017, vol. 128(8). 456 - 459
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10007617.