| isolation of enteric viruses in ontario during 1960-1962. | during the past three years at the central laboratory, ontario department of health, 681 isolations were made in tissue culture from 6822 specimens submitted for virus studies by physicians and hospitals from all over ontario. nearly 74% of the isolates were enteroviruses, approximately 5% adenoviruses and about 1% reoviruses. the remaining 20% are still to be identified.although the bulk of isolations was made during the same three-month period (august, september and october) of each year, the ... | 1963 | 14052975 |