| molecular identification and distribution of cryptosporidium and giardia duodenalis in raw urban wastewater in harbin, china. | contamination of the water supply by protozoa often causes outbreaks of cryptosporidiosis and giardiasis. the goals of the present study was to investigate the level of cryptosporidium and giardia duodenalis in wastewater from wastewater treatment plants in harbin, china, and to understand the endemic transmission characteristics of cryptosporidiosis and giardiasis. forty-eight domestic wastewater specimens from the two wastewater treatment plants in harbin city were collected from april 2009 to ... | 2011 | 21461728 |