Authors: PENG MM XIAO LH FREEMAN AR ARROWOOD MJ ESCALANTE AA WELTMAN AC ONG CSL MACKENZIE WR LAL AA BEARD CB

Citation: Mm. Peng et al., GENETIC-POLYMORPHISM AMONG CRYPTOSPORIDIUM-PARVUM ISOLATES - EVIDENCEOF 2 DISTINCT HUMAN TRANSMISSION CYCLES, EMERGING INFECTIOUS DISEASES, 3(4), 1997, pp. 567-573