| la crosse encephalitis: occurrence of disease and control in a suburban area. | fifteen (6.4%) of 233 residents sampled in state road coulee (src) during 1972-73 had antibodies neutralizing la crosse (lac) virus, 9 (3.9%) trivittatus (tvt), 12 (5.2%) jamestown canyon (jc) and 2 (0.9%) bunyamwera serogroup virus. six of seven youths who had antibodies to lac virus had been ill: three were serologically confirmed as cases of lac encephalitis and three had possibly related illnesses. the other reported no illness. possibly related illnesses were reported by 1 of 10 adults with ... | 1983 | 6867036 |