| pubmed-article:8391266 | pubmed:abstractText | Sensitive and specific techniques are needed to detect Hepatitis A virus in environmental samples. PCR was used on concentrated river samples. In the analysis of 13 samples, two were positive by Elisa (15.3%), three were positive on cell culture (23%), five were positive by hybridization (38.4%) and height with PCR (67%). | lld:pubmed |
