[1] Minist Hlth & Welf, Hlth Promot Adm, Taipei, Taiwan
[2] Natl Yang Ming Univ, Inst Publ Hlth, Taipei 11221, Taiwan
[3] Minist Hlth & Welf, Hlth Promot Adm, Alternat Mil Serv, Surveillance & Res Div, Taipei, Taiwan
[4] China Med Univ Hosp, Management Off Hlth Data, Taichung, Taiwan
[5] China Med Univ, Res Ctr Chinese Med & Acupuncture, Taichung, Taiwan
[6] Natl Yang Ming Univ, Inst Hosp & Hlth Care Adm, Taipei 11221, Taiwan
[7] Natl Yang Ming Univ, Inst Clin & Community Hlth Nursing, Taipei 11221, Taiwan