Concurrent antigenic analysis of recent epidemic influenza A and B viruses and quantitation of antibodies in population serosurveys in Italy I. DonateliL. CampitelliJ. S. Oxford OriginalPaper Pages: 241 - 250
Investigation of an outbreak of Salmonella typhi in a public school in Madrid M. A. UseraA. AladueñaM. Lopez-Brea OriginalPaper Pages: 251 - 254
A longitudinal study on the incidence and transmission patterns of HIV, HBV and HCV infection among drug users in Amsterdam E. J. C. van AmeijdenJ. A. R. Van Den HoekR. A. Coutinho OriginalPaper Pages: 255 - 262
Validity of the cross-sectional study for the ascertainment of nosocomial infection risk factors E. Jiménez-RomanoJ. I. BlancoR. Gálvez-Vargas OriginalPaper Pages: 263 - 268
Comparison of western blot and microimmunofluorescence as tools for lyme disease seroepidemiology J. P. ArzouniM. LaveranD. Raoult OriginalPaper Pages: 269 - 273
The incidence of Acquired Immune Deficiency Syndrome (AIDS) and tuberculosis (TB) in the hospital “La Fe” of Valencia, Spain (1985–1989) M. M. MoralesA. LlopisL. Sanjuan OriginalPaper Pages: 274 - 278
Sexual transmission of hepatitis C virus and HIV-1 infection in female intravenous drug users A. SalvaggioM. ContiL. Salvaggio OriginalPaper Pages: 279 - 284
Cardiovascular risk and all-cause mortality; A 12 year follow-up study in The Netherlands A. W. HoesD. E. GrobbeeA. Hofman OriginalPaper Pages: 285 - 292
Unexpected effects of coffee consumption on liver enzymes E. CasigliaP. SpolaoreB. Ambrosio OriginalPaper Pages: 293 - 297
Relations of cardiovascular risk factors to aortic pulse wave velocity in asymptomatic middle-aged women A. TaquetC. Bonithon-KoppL. Guize OriginalPaper Pages: 298 - 306
Hepatitis B mass immunization of adolescents: A pilot study in a community S. PlaitanoL. SaglioccaP. Pasquini OriginalPaper Pages: 307 - 310
Duration of the immune response to MMR vaccine in children of two age-different groups S. Li VoltiG. Giammanco-BilanciaG. Giammanco OriginalPaper Pages: 311 - 314
Comparisons between degree of histological gastritis and DNA fingerprints, cytotoxicity and adhesivity of Helicobacter pylori from different gastric sites R. J. OwenM. DesaiR. A. Musmanno OriginalPaper Pages: 315 - 321
Seroepidemiology, morbidity and vaccination strategies against rubella infection. Eight years experience in oltrepo pavese C. PelisseroC. MarenaF. Rebasti OriginalPaper Pages: 322 - 326
Improvement of Clostridium difficile isolation by heat-shock and typing of the isolated strains by SDS-page M. LahnG. TylerU. Hadding OriginalPaper Pages: 327 - 334
Urinary tract infections in the city of Florence: Epidemiological considerations over a twenty-year period G. CortiE. GigantiP. Nicoletti OriginalPaper Pages: 335 - 340
Seroprevalence to some torch agents in a sicilian female population of fertile age F. CondorelliG. ScaliaA. Castro Brief Reports Pages: 341 - 343
Antibodies to Rickettsia conorii in dogs: Seasonal differences E. EspejoM. D. AlegreF. Bella Brief Reports Pages: 344 - 346
Seroepidemiological survey of HTLV-I infection in French Polynesia, Cook Islands and Fiji E. ChungueJ. P. BoutinJ. F. Roux Brief Reports Pages: 347 - 350
Prevalence of HTLV-II in HIV-1-infected drug addicts in Marseille C. VignoliC. ZandottiPh. De Micco Letter to the Editor Pages: 351 - 352