MIKLA, Şerare, Can FIÇICIOĞLU, Kenan MİDİLLİ, Halit ÇAM, Sebati ÖZDEMİR, Ahmet AYDIN, and Sevgi ERGİN. 1995. “The Seroepidemiology of Hepatitis B Virus Infection in Child Welfare Centers of Lstanbul”. Turkish Journal of Gastroenterology 6 (4):414-16. https://turkjgastroenterol.org/index.php/tjg/article/view/659.