by 조대휘, 유연현, 오승환
Published in Journal of ginseng research (1999)

by 임승정, Seung Jeong Lim, 안대휘, Dae Hwi Ahn, 유용성, Yong Sung You, 김홍복, Hong Bok Kim
Published in Daihan angwa haghoi jabji (1999)

by 안대휘, Dae Hwi Ahn, 유혜린, Helen Lew, 김혜영, Hae Young Kim, 이상렬, Sang Yeul Lee
Published in Daihan angwa haghoi jabji (15.05.1998)

by 안대휘, Dae Hwi Ahn, 이영기, Young Ghee Lee, 김호겸, Ho Kyum Kim, 홍영재, Young Jae Hong
Published in Daihan angwa haghoi jabji (15.03.1998)

by 조대휘, 박규진, 유연현, 오승환, 이호자
Published in Journal of ginseng research (1995)

by 조대휘, 안일평, 유연현, 오승환, 이호자
Published in Journal of ginseng research (1995)

by 유연현, 조대휘, 오승환
Published in Journal of ginseng research (1989)

by 유연현, 조대휘, 이일호, 오승환
Published in Journal of ginseng research (1990)

by 조대휘, 오승환, 유연현, 유태종
Published in Journal of ginseng research (1986)