Method and theory in the study of avoidance.
Two-factor theories of avoidance were conceived to explain responding in avoidance procedures that closely resemble the Pavlovian paradigm in superficial features, although diff...
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253 publications
Effect of school-based physical activity interventions on body mass index in children: a meta-analysis
School-based physical activity interventions did not improve BMI, although they had other beneficial health effects. Current population-based policies that mandate increased phy...
Snoring as a risk factor for ischaemic heart disease and stroke in men.
The association of snoring with ischaemic heart disease and stroke was studied prospectively in 4388 men aged 40-69. The men were asked, in a questionnaire sent to them, whether...
We Need Both Exploratory and Confirmatory
Abstract We often forget how science and engineering function. Ideas come from previous exploration more often than from lightning strokes. Important questions can demand the mo...
Psychiatric Disorders in Pediatric Primary Care
Children aged 7 to 11 years visiting their primary care pediatrician for a wide range of reasons were studied to determine the one-year prevalence of DSM-III disorders and the r...
Sociometric Location and Innovativeness: Reformulation and Extension of the Diffusion Model
1968a class, parental encouragement and educational aspirations. American Journal of Sociology 73:559-572. 1968b Parents' education and children's educational aspirations and a...
CLIMATE-RELATED CHANGE IN AN INTERTIDAL COMMUNITY OVER SHORT AND LONG TIME SCALES
Changes in the abundance of macroinvertebrate species documented in a rocky intertidal community between surveys in 1931–1933 and 1993–1996 are consistent with the predicted eff...
Searching for Solutions in Aquaculture: Charting a Sustainable Course
Aquaculture is currently the fastest growing animal food production sector and will soon supply more than half of the world's seafood for human consumption. Continued growth in ...
Performance-Based Selection of Likelihood Models for Phylogeny Estimation
Phylogenetic estimation has largely come to rely on explicitly model-based methods. This approach requires that a model be chosen and that that choice be justified. To date, jus...
Latent Autoimmune Diabetes Mellitus in Adults (LADA): the Role of Antibodies to Glutamic Acid Decarboxylase in Diagnosis and Prediction of Insulin Dependency
Type 1 diabetes mellitus in adults may present in a manner similar to that of Type 2 diabetes but with a late development of insulin dependency. We studied 65 patients who prese...