^pof;
Nursing,;
Armed;
Forces;
General;
Hospital;
Kaohsiung,;
Taiwan;
^pHsin;
General;
Hospital,;
Taipei,;
Taiwan;
^pof;
Public;
Health,;
School;
of;
Medicine,;
Fu-Jen;
Catholic;
University,;
Taipel;
Taiwan;
^pof;
Medicine,;
School;
of;
Medicine,;
National;
Yang-Ming;
University,;
Taipel;
Taiwan;