A Pérez-Carbonell

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The plasma level of neuron-specific enolase (NSE) was measured in 55 patients with small cell bronchial carcinoma (SCC) with cytohistological confirmation to evaluate its diagnostic usefulness. As a control group, 132 patients with non-small cell bronchial carcinoma, 81 with non-neoplastic disease and 37 healthy individuals were used. The sensitivity of the(More)
OBJECTIVES To analyse the prevalence in the use and dependence on opioid drugs in the Spanish population with chronic pain and evaluate the differences according to sex. PATIENTS AND METHODS The demographic variables, opioid treatment characteristics and use of other substances were assessed in 229 users of opioid drugs. A descriptive bivariate analysis(More)
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