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 20 September 2024]. Available from: https://publications.waset.org/pdf/10007617.