| epidemiology of acute viral gastroenteritis in children hospitalized in rouen, france. | this study assessed the epidemiologic characteristics of acute viral gastroenteritis in hospitalized children. a stool sample obtained from each child was analyzed for the presence of astrovirus, calicivirus, rotavirus, adenovirus, enterovirus, and digestive bacteria. of the 438 stool samples obtained, 138 tested positive for > or =1 pathogen during the winters of 1997-1998 and 1998-1999 (p<.001). virologic tests revealed rotavirus in 17.3% of samples, calicivirus in 7.3%, astrovirus in 6.8%, ad ... | 2002 | 11941542 |