Gilbert Hill

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The Logical Observation Identifier Names and Codes (LOINC) database provides a universal code system for reporting laboratory and other clinical observations. Its purpose is to identify observations in electronic messages such as Health Level Seven (HL7) observation messages, so that when hospitals, health maintenance organizations, pharmaceutical(More)
STUDY OBJECTIVES To compare a clinical pathway using portable monitoring (PM) for diagnosis and unattended autotitrating positive airway pressure (APAP) for selecting an effective continuous positive airway pressure (CPAP) with another pathway using polysomnography (PSG) for diagnosis and treatment of obstructive sleep apnea (OSA). DESIGN Randomized(More)
In health care services, technology requires that correct information be duly available to professionals, citizens and authorities, worldwide. Thus, clinical laboratory sciences require standardized electronic exchanges for results of laboratory examinations. The NPU (Nomenclature, Properties and Units) coding system provides a terminology for(More)
Three hundred thirty-five patients with herniated lumbar intervertebral discs were injected with chymopapain. The overall success rate was 76%. The success rate was higher for private insurance patients (89%) than for Worker's Compensation patients (66%). There were no serious complications and patients spent fewer days in the hospital and returned to work(More)
We describe a “high-performance” liquid-chromatographic assay for measuring ritalinic acid in 300 itL of serum. The procedure includes adsorption of ritalinic acid and internal standard (a,a-dimethyl-fl-methylsuccinimide) from serum onto charcoal, from which both compounds are eluted with methanol. The methanol extract is evaporated, the residue dissolved(More)
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