Iman I. Salama and  Samia M. Sami and  Somaia I. Salama and  Zeinab N. Said and  Thanaa M. Rabah and  Aida M. Abdel-Mohsin,  Hepatitis B Virus Infection among Egyptian Children Vaccinated during Infancy.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2013, vol. 84(12). 890 - 897
    [viewed 17 April 2021]. Available from: https://publications.waset.org/pdf/9996799.