1. School of Nursing College of Medicine National Taiwan University (NTU) Taipei Taiwan
2. Department of Nursing National Taiwan University Hospital Taipei Taiwan
3. National Institute of Environmental Health ScienceNational Health Research Institutes Zhunan Taiwan
4. School of Nursing National Defense Medical Center Taipei Taiwan
5. Environment and Occupational Medicine College of Medicine National Taiwan University (NTU) College of Medicine and NTU Hospital Taipei Taiwan
6. Graduate Institute of Environmental and Occupational Health Sciences NTU College of Public Health Taipei Taiwan