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Filtering by: Creator McMichael, John Seiple Remove constraint Creator: McMichael, John Seiple Degree Name Doctor of Education (Ed.D.) Remove constraint Degree Name: Doctor of Education (Ed.D.)

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  • Pulmonary function of male cigarette smokers compared with lifetime noncigarette smokers

    Creator:
    Barr, Robert Douglas
    Abstract:
    The pulmonary function scores of 250 male cigarette smokers were compared with 406 lifetime nonsmokers. A Stead-Wells spirometer was used to obtain forced vital capacity, forced expiratory flow, forced mid-expiratory flow, and forced expiratory volume. All individuals included in the sample were between. the ages of 20 and 49 years....
    Resource Type:
    Dissertation
    Full Text:
    which were used by most researchers until 1940. McMichael devel- oped a modified hydrogen dilution