1. 1. Catar, G., Giboda, M., Gutvirth, J. and Hongvanthong, B. (1992) : Seroepidemiological study of toxoplasmosis in Laos. Southeast Asian J. Trop. Med. Publ. Hlth., 23, 491-492.
2. 2. Choi, W.Y., Nam, H.W., Youn, J.H. and Kim, K.W. (1981) : Toxoplasma antibody titers by indirect latex agglutination test in patients of Kangnam St. Mary's Hospital and Cheju Medical Center. Korean J. Parasitol., 27, 171-175.
3. 3. Cross, J.H. (1977) : Toxoplasmosis in Southeast Asia. Viewpoint from Taiwan. Medical Progross, 4, 15-16.
4. 4. Hagiwara, J. (1977) : Toxoplasmosis of animals in Japan. Int. J. Zoon., 4, 56-70.
5. 5. Cross, J.H. and Hsu, H.M. (1989) : Seroepidemiology of Toxoplasmosis on Taiwan and some of the offshore islands. Kaohsiung J. Med. Sci., 5, 493-497.