Showing 1 - 4 results of 4 for search 'Helen H McDuffie', query time: 0.03s Refine Results
  1. 1
    Longitudinal Decline in Lung Function Measurements among Saskatchewan Grain Workers

    Longitudinal Decline in Lung Function Measurements among Saskatchewan Grain Workers by Punam Pahwa, Ambikaipakan Senthilselvan, Helen H McDuffie, James A Dosman

    Published 2003-01-01
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  2. 2
    Predictors of Onset of Wheezing in Grain Elevator Workers

    Predictors of Onset of Wheezing in Grain Elevator Workers by Punam Pahwa, Ambikaipakan Senthilselvan, Helen H McDuffie, James A Dosman

    Published 1998-01-01
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  3. 3
    Regional Variations in Risk Factors for Asthma in School Children

    Regional Variations in Risk Factors for Asthma in School Children by Joshua A Lawson, Donna C Rennie, Ambikaipakan Senthilselvan, Donald W Cockcroft, Helen H McDuffie

    Published 2005-01-01
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    Article
  4. 4
    Seasonal Changes in Lung Function in a Farming Population

    Seasonal Changes in Lung Function in a Farming Population by Ambikaipakan Senthilselvan, James A Dosman, Karen M Semchuk, Helen H McDuffie, Allan J Cessna, Donald G Irviine, Margaret FO Crossley, Alan Rosenberg

    Published 2000-01-01
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    Article

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