surveillance of enterovirus infections in bangkok. i. isolation of enterovirus from faecal specimens of healthy children. | during the period august 1970 through july 1973, about 50 faecal specimens collected each month from healthy pre-school children of lower economic status in bangkok were studied for virus isolation using primary monkey kidney cells and new born mice. from a total of 1,823 samples, 557 (30.5%) were positive: 86 (4.8%) polioviruses, 77 (4.2%) coxsackieviruses b, 223 (12.2%) echoviruses, and 127 strains (7.0%) of unidentified viruses. altogether, 45 serotypes of enteric viruses were identified. mor ... | 1975 | 167453 |