by 권정화(Kwon, Jeong-hwa)
Published in Tonga pŏphak (2024)

by 옥종선(Ok, Jong Sun), 안수영(An, Soo Young), 권정화(Kwon, Jeong Hwa)
Published in 근관절건강학회지 (2024)

by Kang Mo Lee(이강모), Jeong Hwa Kwon(권정화), Byoung Ryong Jeong(정병룡)
Published in Weon'ye gwahag gi'sulji (2005)