Publikacje naukowe O. Brankov, D. Arnaudov: Application of the Bulgarian Tissue Adhesive in Pediatric Blunt Trauma, Arch Union Med Balk, XVIII,1,1980 O. Brankov: Experimental Fibrin and Cyanoacrylate Adhesion, General surgery and abdominal surgery, Springer Verlag, 6, 1986, 150 O. Brankov, G. Trifonov: Stand der Milzchirurgie im Kindesalter in Bulgarien, Chirurgie, Gastroenterologie, 9, 12, 1993, 153 V. Michailova, O. Brankov, G. Ivanov, R. Drebov: Thoracic Trauma in Children, Eur Respir J, 9, 1996, Suppl. 23, 383 V. Michailova, I. Christosova, R. Drebov, O. Brankov: Lung Metastases in Children: The Role of Surgery, Brit J Surg, vol.84, 1997, Suppl. 2 I. Christozova, O. Brankov, L. Marinova: Second malignant neoplasm in children treated for primary solid tumors, J of BUON, 5, 2000, 345 V. Michailova, R. Drebov, O. Brankov: Primary tumours of the lung in paediatric patients, Eur Respir J, 18, 2001, Suppl. 33, 363 V. Michailova, R. Drebov, O. Brankov: Surgical treatment of congenital cystic adenomatoid malformation in children, Eur Respir J, 22,