D W Hirshfield

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Common carotid artery blood flow (CCF), pulmonary gas exchange and ventilation were measured in six subjects in the supine posture (SUP I), serially during 20 min of head-down tilt at -30 degrees (HDT) and after returning to the supine posture (SUP II). CCF was approximately 6% lower during HDT, with a transient increase during the second minute, and was(More)
Dibenzo[c,g]carbazole (DBC) is a nitrogen-containing polycyclic aromatic hydrocarbon that has been detected in tobacco tars, industrial oils, and diesel engine exhaust fumes. DBC is carcinogenic in respiratory tract tissue of hamsters and in lungs, kidneys, and livers of mice. The purpose of this research was to determine the respiratory tract deposition,(More)
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