Bubanovic Ivan V,Najman Stevo J,Andjelkovic V (2005) Origin and evolution of viruses: Escaped DNA/RNA sequences as evolutionary accelerators and natural biological weapons, MEDICAL HYPOTHESES, vol. 65, br. 5, str. 868-872 (Article) Bubanovic Ivan V (2004) 1 alpha, 25-dihydroxy-vitamin-D3 as new immunotherapy in treatment of recurrent spontaneous abortion, MEDICAL HYPOTHESES, vol. 63, br. 2, str. 250-253 (Article) Bubanovic Ivan V,Najman Stevo J (2004) Ideas in theoretical biology - Failure of anti-tumor immunity in mammals - Evolution of the hypothesis, ACTA BIOTHEORETICA, vol. 52, br. 1, str. 57-64 (Article) Bubanovic Ivan V (2003) Crossroads of extrathymic lymphocytes maturation pathways, MEDICAL HYPOTHESES, vol. 61, br. 2, str. 235-239 (Article) Bubanovic Ivan V (2003) Failure of blood-thymus barrier as a mechanism of tumor and trophoblast escape, MEDICAL HYPOTHESES, vol. 60, br. 3, str. 315-320 (Article)