1. Division of Hematology‐Oncology, Department of Internal MedicineKaohsiung Medical University HospitalKaohsiungTaiwan
2. Department of Internal Medicine, Faculty of MedicineCollege of Medicine, Kaohsiung Medical UniversityKaohsiungTaiwan
3. Graduate Institute of Medicine, College of Medicine, Kaohsiung Medical UniversityKaohsiungTaiwan
4. Graduate Institute of Clinical Medical Sciences, College of Medicine, Chang Gung UniversityTao‐YuanTaiwan
5. Department of NursingI‐Shou UniversityKaohsiungTaiwan