title: Long-term surveillance studies of previously untreated and treated patients, virally uninfected and infected patients--non-human viral transmission.
authors.affiliation: National Institute for Biological Standards and Control, Potters Bar, Hertfortshire, United Kingdom.
authors.forename: J S
authors.initials: JS
authors.lastname: Robertson
mesh_terms: D000818:Animals; D002986:Clinical Trials as Topic; D004340:Drug Contamination; D005169:Factor VIII / Q000009:adverse effects / Q000592:standards / Q000627:therapeutic use*; D005500:Follow-Up Studies; D000882:Haplorhini; D006467:Hemophilia A / Q000150:complications / Q000188:drug therapy*; D006801:Humans; D008297:Male; D011054:Poliovirus Vaccine, Inactivated / Q000592:standards; D013997:Time Factors; D014777:Virus Diseases / Q000150:complications / Q000635:transmission*; D014780:Viruses / Q000302:isolation & purification
chemical_list: D011054:Poliovirus Vaccine, Inactivated; D005169:Factor VIII