Published
Malaria situation in Bulgaria and surveillance measures (1991-2000)
by Kurdova R.I., Vutchev D.I., Petrov P.P.
by Kurdova R.I., Vutchev D.I., Petrov P.P.
by Papadopoulos A., Tolika K., Pantera A., Maheras P.
by Zarra T., Naddeo V., Belgiorno V.