(1)
Hospital Administration Graduate Program, Universitas Muhammadiyah, Yogyakarta, Indonesia; Faculty of Medicine Universitas Airlangga, Surabaya, Indonesia; Dr. Soetomo General Academic Hospital, Surabaya, Indonesia
,
(2)
Hospital Administration Graduate Program, Universitas Muhammadiyah. Yogyakarta, Indonesia
,
(3)
Hospital Administration Graduate Program, Universitas Muhammadiyah. Yogyakarta, Indonesia