• 1983 Turkish Population and Health Survey 

      Tunçbilek, Ergül; Üner, Sunday; Toros, Aykut; Cerit, Sevil; Ulusoy, Mahir; Öztaş, Ayhan; Peker, Mümtaz; Akadlı, Banu; Hancıoğlu, Atilla; Kulu, Işık; Ünalan, Turgay (Hacettepe University Institute of Population Studies, 1987)
      The 1983 Turkish Fertility, Contraceptive Prevalence and Family Health Status Survey is the fourth nation-wide survey which was caried out bu Hcaettepe University Institute of Population Studies at five- year intervals, ...
    • Turkish Fertility Survey 1978 

      Öztaş, Ayhan; Balamir, Ali; Cerit, Sevil; Çoruh, Mithat; Kavadarlı, Sevinç; Kunt, Güliz; Peker, Mümtaz; Toros, Aykut (Hacettepe University Institute of Population Studies, 1978)
      The 1978 Turkish Fertility Survey is the third nation-wide survey which was carried out by the Hacettepe Universtiy Institute of Population Studies at five- year intervals.Prior to the 1968 survey the first Turkish Kap ...