Claudia Oliveira

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  • Marcelo Finger, Ian Hodkinson, Robin Hirsh, Peter Mcbrien, Richard Owens, Mark Reynolds +15 others
  • 1994
Temporal active databases are an extension of the traditional database concept. On the temporal side, data is associated to time points or periods and, on the active side, temporal rules provide a means by which some temporal data in the database may force the insertion/deletion of some other temporal data. Thus, the temporal rules establish a \temporal(More)
OBJECTIVES We investigated potential microenvironmental risk factors for visceral leishmaniasis in urban and suburban areas, and developed risk scores to characterize the household and the neighborhood. These scores may be useful to identify microenvironments within cities that place residents at greater risk of visceral leishmaniasis. METHODS In this(More)
BACKGROUND Seasonal distribution of blood donation hinders efforts to provide a safe and adequate blood supply leading to chronic and persistent shortages. This study examined whether holidays, geographical area and donation type (community versus replacement) has any impact on the fluctuation of donations. METHODS The numbers of blood donations from 2007(More)
BACKGROUND Blood tests of liver injury are less well validated in non-alcoholic fatty liver disease (NAFLD) than in patients with chronic viral hepatitis. AIMS To improve the validation of three blood tests used in NAFLD patients, FibroTest for fibrosis staging, SteatoTest for steatosis grading and ActiTest for inflammation activity grading. METHODS We(More)