منابع مشابه
PETER MARSHALL How Much , How Often ?
In a detailed analysis of the reserve book collection at the University of Alberta, it was found that students made more extensive use of material assigned frequently in small amounts than when all of the material was assigned on only one occasion. Students utilized 92 percent of the former material compared with only 57 percent of the latter. Action that may be taken to reduce the cost of rese...
متن کاملEnvironmental restoration of invaded ecosystems: how much versus how often?
This paper derives the optimal level of restorative efforts required to restore environments degraded by invasive species invasion. Specific attention is focused on a case when restoration faces the risk of failure through relapse of the restored environment caused by repeat invasions. The level of restored environment may also play a role in its future improvement or susceptibility to failure....
متن کاملAntipsychotic dosing: how much but also how often?
Considerable focus has been devoted to how much antipsychotic is appropriate for optimal clinical response, although how often antipsychotics need to be administered is also less than clear. Clinicians are aware of the increased risk of relapse related to antipsychotic nonadherence/discontinuation, and current practice dictates continuous antipsychotic exposure with the goal of achieving steady...
متن کاملSampling of cardiovascular data; how often and how much?
Long-term measurement of cardiovascular variables by telemetry in laboratory animals has become indispensable in recent years. However, limited battery life and management of large volumes of recorded data are major drawbacks. These limitations can often be overcome by intermittent sampling of data. The question is, how much data does one need to collect to accurately reflect the underlying ave...
متن کاملMonitoring ocular hypertension, how much and how often? A cost-effectiveness perspective.
OBJECTIVE To assess the efficiency of alternative monitoring services for people with ocular hypertension (OHT), a glaucoma risk factor. DESIGN Discrete event simulation model comparing five alternative care pathways: treatment at OHT diagnosis with minimal monitoring; biennial monitoring (primary and secondary care) with treatment if baseline predicted 5-year glaucoma risk is ≥6%; monitoring...
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ژورنال
عنوان ژورنال: College & Research Libraries
سال: 1974
ISSN: 2150-6701,0010-0870
DOI: 10.5860/crl_35_06_453