by Playford, Matthew C, Kamiya, Masao
Published in Nature (London) (17.12.1992)

by Playford, Matthew C., Hong-Kean, Ooi, Yuzaburo, Oku, Masao, Kamiya
Published in International journal for parasitology (1992)

by Playford, M C, Ooi, H K, Ito, M, Kamiya, M
Published in Parasitology research (1987) (1993)

by Playford, M.C. (Hokkaido Univ., Sapporo (Japan). Faculty of Veterinary Medicine), Kamiya, M
Published in The Japanese journal of veterinary research (01.09.1992)