[1
]
Gachon University Gil Hospital, Incheon, Republic of Korea.
[2
]
Gachon University Gil Hospital, Incheon, Republic of Korea. Electronic address: encore@gilhospital.com.
[3
]
Konyang University Hospital, Daejeon, Republic of Korea.
[4
]
Korea University Anam Hospital, Seoul, Republic of Korea.
[5
]
Kwangju Christian Hospital, Kwangju, Republic of Korea.
[6
]
Dongguk University Ilsan Hospital, Ilsan, Republic of Korea.
[7
]
Soonchunhyang University Hospital, Seoul, Republic of Korea.
[8
]
Chungbuk National University Hospital, Jeonju, Republic of Korea.
[9
]
Hallym University Kangdong Sacred Heart Hospital, Seoul, Republic of Korea.
[10
]
VHS Medical Center, Seoul, Republic of Korea.