Screening for Giardia/Cryptosporidium Infections Using an Enzyme Immunoassay in a Centralized Regional Microbiology Laboratory. - Church, Deirdre; Miller, Karena; Lichtenfeld, Angelika; Semeniuk, Heather; Kirkham, Brenda; Laupland, Kevin; Elsayed, Sameer (Archives of Pathology & Laboratory Medicine, 2005)