| deaths from exertional myopathy at the national zoological park from 1975 to 1985. | a retrospective study was conducted to determine the incidence of deaths from exertional myopathy (em) in the hoofstock collection at the national zoological park (nzp) from 1975 to 1985. the diagnosis of em was based on history, clinical signs, clinicopathological findings, gross and microscopic lesions. only bovids, cervids, and equids were included in the study. data were derived from the medical and pathological records of the nzp. there were 10 cases of em during this period, but only seven ... | 1987 | 3625907 |
| an update on the distribution of parelaphostrongylus tenuis in the southeastern united states. | an update is presented on the distribution of the meningeal worm (parelaphostrongylus tenuis) of white-tailed deer (odocoileus virginianus) in the southeastern united states. the parasite is widely distributed and common in all or much of arkansas, kentucky, louisiana, maryland, north carolina, tennessee, virginia and west virginia. it is also common in the northern half of alabama and georgia. in contrast, it is rare or absent along the atlantic and gulf coastal plains of alabama, georgia, miss ... | 1991 | 2067060 |