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 Oyedepo J.A., Adeofun C.O.
by Diamantopoulou M., Georgiou P.E., Papamichail D.M.