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 Murcia F.J., Gomez M.J., Palop A., Garcia G.
by Pisinaras V., Petalas C., Gemitzi A., Tsihrintzis V.A.