In a large-scale study of how people find topical shifts in written text, 27 annotators were asked to mark topically continuous segments in 20 chapters of a novel. We analyze the resulting corpus for inter-annotator agreement and examine disagreement patterns. The results suggest that, while the overall agreement is relatively low, the annotators show high agreement on a subset of topical break...

in early 1990, an outbreak of measles occurred in kerman, (population 257, 284) iran. overall, 475 cases were identified and four died (case fatality ratio 5.4 per thousand). illness was limited primarily to children below 15 years of age 166 (22.3%) were in children under five, 573 (77%) between 5-14 and six (0.8%) above 15 years of age. the age of the cases ranged from five months to 35 years...

BACKGROUND Infectious bursal disease (IBD) is a highly contagious and acute viral disease, which has caused high mortality rates in birds and considerable economic losses in different parts of the world for more than two decades and it still represents a considerable threat to poultry. The current study was designed to rigorously measure the reliability of a phylogenetic marker included into se...

Recently evidence-based medicine has been applied to comparative epidemiological papers regarding sexual dysfunction that have appeared in the literature. This review is intended to focus the readers on a validated and standardized methodological evidence-based process for preparing such articles. It reviews four key articles that have been published in the English language that have obtained a...

Knowledge integration includes knowledge management, synthesis, and translation processes. It aims to maximize the use of collected scientific information and accelerate translation of discoveries into individual and population health benefits. Accumulated evidence in cancer epidemiology constitutes a large share of the 2.7 million articles on cancer in PubMed. We examine the landscape of knowl...

We review recent research on the presentation, nosology and epidemiology of behavioral and emotional psychiatric disorders in preschool children (children ages 2 through 5 years old), focusing on the five most common groups of childhood psychiatric disorders: attention deficit hyperactivity disorders, oppositional defiant and conduct disorders, anxiety disorders, and depressive disorders. We re...

Before 1960, few systematic surveys of behavioural and emotional problems in children were available in the literature. Most of psychopathological data therefore derived from the observation of clinical samples which are known to be sensitive to referral and other selection biases. As in many other fields of medical research, it was therefore imperative to generate knowledge about the rates, pa...

The topics and bibliography pertaining to Epidemiology and Health Services Evaluation are discussed in the light of our experience with graduate courses at the Brazilian National School of Public Health (ENSP), Oswaldo Cruz Foundation (FIOCRUZ). The authors believe that the essential element of evaluation is the assessment of interventions, and that the evaluator's role is to analyze health car...