by Ryu, Seung-ho, Jang, Jong-duck, Bak, Ung-bok, Lee, Chang- woo, Youn, Hee-jeong, Lee, Yonghoon Lyon
Published in Journal of veterinary science (Suwŏn-si, Korea) (2004)

by Ryu, Seung-ho, Bak, Ung-bok, Lee, Chang-woo, Lee, Yonghoon Lyon
Published in Journal of veterinary science (Suwŏn-si, Korea) (2004)

by Ryu, Seung-ho, Kim, Joon-gyu, Bak, Ung-bok, Lee, Chang-woo, Lee, Yonghoon Lyon
Published in Journal of veterinary science (Suwŏn-si, Korea) (2004)

by Ryu, S H, Bak, U B, Kim, J G, Yoon, H J, Seo, H S, Kim, J T, Park, J Y, Lee, C W
Published in Journal of veterinary science (Suwŏn-si, Korea) (2001)

by Azuma, Ryozo, Ung-Bok, Bak, Murakami, Satoshi, Ishiwata, Hiroyuki, Osaki, Makoto, Shimada, Nobuaki, Ito, Yasuichiro, Miyagawa, Eichi, Makino, Takashi, Kudo, Takuji, Takahashi, Yoko, Yano, Ikuya, Murata, Ryo, Yokoyama, Eiji
Published in International journal of systematic and evolutionary microbiology (01.07.2013)

by Bak, Ung Bok, Park, Jae Chan, Lim, Young Jae
Published in Korean journal of parasitology (1984)

by 林昌亨(Lim Chang-Hyeong), 朴應?(Bak Ung-Bok), 李俊燮(Lee Joon-Sup), 李榮純(Lee yong-soon), 韓正熙(Han Jeong-hi)
Published in Laboratory animal research (1987)

by Lee, J H, Rim, H J, Bak, U B
Published in Korean journal of parasitology (1993)

by Lee, J H, Yang, H M, Bak, U B, Rim, H J
Published in Korean journal of parasitology (1994)

by Bak, Ung Bok, Park, Jae Chan, Lim, Young Jae
Published in Kisaengch'unghak chapchi. The Korean journal of parasitology (01.12.1984)

by Lee, Hi Suk, Bak, Ung Bok, Moon, Mu Hong, Shin, Jong Uk
Published in Korean journal of parasitology (1970)

by Lee, Hi Suk, Bak, Ung Bok, Moon, Mu Hong, Shin, Jong Uk
Published in Kisaengch'unghak chapchi. The Korean journal of parasitology (01.12.1970)

by Hi Suk Lee(李熙碩), Ung Bok Bak(朴應?), Mu Hong Moon(文武洪), Jong Uk Shin(愼鍾旭)
Published in Korean journal of parasitology (1970)