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1·Objectives: To evaluate associations of asthma prevalence with occupational exposures in a cross-sectional survey of health care professionals.

目的：通过对卫生保健专业人才进行有代表性的调查，评估哮喘流行与职业暴露之间的关系。

2·Occupational exposures are important contributors to asthma in health care providers.

职业暴露是健康监护人员患哮喘病的重要因素。