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Thirty-three enteric isolates from Australian (Escherichia coli only) and United Kingdom (U.K.) (Salmonella sp., Citrobacter spp., and E. coli) piggeries were characterized with respect to their copper resistance. The copper resistance phenotypes of four new Australian E. coli isolates were comparable with that of the previously studied E. coli K-12 strain(More)
OBJECTIVE To determine the prevalence and impact of comorbid psychiatric disturbances in Parkinson disease (PD) patients with psychosis. METHODS Subject data were derived from a research database of 116 PD patients participating in standardized motor, cognitive, psychiatric, and caregiver assessments. RESULTS There were 25 patients (22%) with psychosis(More)
We compare models of radiation transport and biological response to physical and biological dosimetry results from astronauts on the Mir space station. Transport models are shown to be in good agreement with physical measurements and indicate that the ratio of equivalent dose from the Galactic Cosmic Rays (GCR) to protons is about 3/2:1 and that this ratio(More)
OBJECTIVES To investigate the ability of consultant rheumatologists and orthopaedic surgeons to communicate well with patients and to determine the validity of a structured proforma used to assess medical students' communication skills. METHODS Seventy new patient appointments with consultant rheumatologists and orthopaedic surgeons were assessed for(More)