Antigenic and molecular characterization of wild type 1 poliovirus causing outbreaks of poliomyelitis in Albania and neighboring countries in 1996
Immuunsurveillance van Difterie, Tetanus en poliomyelitis (DTP) en Bof, Mazelen en Rubella (BMR) en vaccinatie tegen BMR bij allochtonen in Boxtel
Serological evaluation of a simplified immunization schedule using quadruple DPG-polio vaccine in Burkina Faso