TY - GEN AU - van Wijngaarden,J K AU - van Loon,A M AU - van den Kerkhof,H TI - [Current polio infections in The Netherlands] SN - 0028-2162 PY - 1992///1210 KW - Adolescent KW - Adult KW - Child KW - Contact Tracing KW - Disease Outbreaks KW - Epidemiologic Methods KW - Humans KW - Male KW - Poliomyelitis KW - epidemiology KW - Poliovirus KW - classification KW - Poliovirus Vaccine, Oral KW - Serotyping N1 - Publication Type: Case Reports; Journal Article ER -