Conclusions: The contribution of occupational exposures to asthma in health care professionals is not triial, meriting both implementation of appropriate controls and further study.

• 结论：健康保健专业人员人群患上哮喘，职业暴露的因素不是轻微的，认识到这一点对于完善适当的控制和进一步的研究都是有好处的。