Kojouharova Mira, L.F. Zuber Patrick, Gyurova Snejana, Fiore Lucia, Buttinelli Gabriele, Kunchev Angel, . . . Wassilak Steven G. (2003). Importation and circulation of poliovirus in Bulgaria in 2001. The World Health Organization.
Chicago Style (17th ed.) CitationKojouharova Mira, et al. Importation and Circulation of Poliovirus in Bulgaria in 2001. The World Health Organization, 2003.
MLA (9th ed.) CitationKojouharova Mira, et al. Importation and Circulation of Poliovirus in Bulgaria in 2001. The World Health Organization, 2003.
Warning: These citations may not always be 100% accurate.