Source:
The Journal of parasitology [J Parasitol] 2000 Feb; Vol. 86 (1), pp. 181-5.Publisher: American Society of Parasitologists [etc.] Country of Publication: United States NLM ID: 7803124 Publication Model: Print Cited Medium: Print
Authors : Zhan B; Department of Microbiology and Tropical Medicine, The George Washington University and Sabin Vaccine Institute, 2300 Eye Street NW, Washington, DC 20037, USA.; Wang Y