Publications

cerebellar degeneration in dairy calves: clinical, pathologic, and serologic features of an epizootic caused by bovine viral diarrhea virus.	three of nine dairy calves born in the spring/summer wee severely ataxic at birth. necropsy of the 3 affected calves revealed severe cerebellar degeneration (hypoplasia). clinical signs were inapparent in the adult cows. serum neutralization titers of the cows and calves indicated high bovine viral diarrhea titers.	1983	6311781
fonofos toxicosis in dairy cows: an accidental poisoning (1977).	an accidental poisoning (in 1977) of 28 holstein cows occurred when approximately 0.9 kg of 25% active ingredient fonofos, o-ethyl s-phenyl ethylphosphonothiolothionate, was spilled onto bulk feed in a delivery truck. eight cows died within 2 days; the remaining 20 were necropsied 29 days later. of the 8 fatally poisoned, 7 were being fed a high-grain diet and 1 was fed a medium-grain diet. fonofos concentrations in feed cart and storage bin samples were 100 micrograms/g and 61 micrograms/g, res ...	1982	6183997
clinico-pathologic conference from the school of veterinary medicine university of pennsylvania.		1966	6006942
environmental levels of radioactivity at atomic energy commission installations.		1966	5948653
temporal aggregations of bovine leukosis in multiple-case herds.		1968	5695480
incidence of listeriosis in pennsylvania livestock.		1967	5624198
diseases in cattle in contact with swine under feedlot conditions. ii. case studies on a glossitis-respiratory complex.		1967	5257334
a hex on your horse.		1971	5168520
an epizootic of bovine tuberculosis traced from slaughter.		1971	5153872
tuberculosis in canine and feline populations. study of high risk populations in pennsylvania, 1966-1968.		1971	4942215
group g streptococci in the udders of a pennsylvania dairy herd.		1970	4920069
comparative aspects of bovine leukemia.		1965	4284182
the identification of rumen ciliates from eastern bos taurus.		1974	4208748
antibiotic susceptibilities of salmonella species isolated at a large animal veterinary medical center: a three year study.	the antibiograms of 408 salmonella species isolated from large animals were collected during a three year study from 1981 through 1983. the predominant salmonella serogroup among these isolates was group b. a consistently high percentage of all isolates were resistant to ampicillin and tetracycline. a pattern of increasing resistance to chloramphenicol and gentamicin was documented for serogroup b isolates while the susceptibility of the isolates to neomycin increased. there was a decrease in th ...	1985	4016577
survey of calf and heifer housing on pennsylvania dairy farms.	research has established a link between calf and heifer housing and calf health. to determine current calf and heifer housing practices in pennsylvania, 329 dairy farms were surveyed. the study was designed to increase awareness on the part of dairy farmers in housing and management and to develop education programs and materials in the area of calf and heifer management. all surveys were conducted on the farm by personal interviews. results showed 24.9% of the farms had maternity pens in a buil ...	1987	3668052
experimental and clinical experience with the pennsylvania state university total artificial heart.		1987	3320584
bovine tuberculosis--pennsylvania.		1990	2107383
rabies surveillance in the united states during 1990.	in 1990, the united states and its territories reported 4,881 cases of rabies in animals to the centers for disease control, a 1.5% increase from 1989. of these, 553 were domestic animals, 4,327 were wild animals, and one was a human being. pennsylvania reported the highest number (611) of rabies cases in animals in 1990. for the first time since surveillance of rabies in wild animals was begun in the 1950s, the number of cases of rabies in raccoons exceeded that in skunks. particularly large in ...	1992	1577642
rabies surveillance in the united states during 1991.	in 1991, 49 states, the district of columbia, and puerto rico reported 6,972 cases of rabies in nonhuman animals and 3 cases in human beings to the centers for disease control. ninety-one percent (6,354 cases) were wild animals, whereas 8.9% (618 cases) were domestic species. the total number of reported cases of rabies increased 42.9% over that of 1990 (4,881 cases), with most of the increase resulting from continued spread of the epizootic of rabies in raccoons in the mid-atlantic and northeas ...	1992	1483899
in memoriam. richard hall chamberlain, m.d. 1915-1975.		1976	781729
in memoriam. paul a. bishop, m.d. (1896-1976)		1976	781728
prevalence of gastrointestinal parasitisms among milking cows in wisconsin, pennsylvania, and north carolina.		1978	629448
an outbreak of vitamin d deficiency rickets in a susceptible population.	nutritional, racial, cultural, and environmental factors have combined to produce a resurgence of vitamin d deficiency rickets in urban philadelphia. between january 1974 and june 1978, 24 cases were diagnosed at the children's hospital of philadelphia. patients' ages ranged from 4 to 58 months. presenting complaints included seizures, swollen wrists, pathologic fractures, and developmental regression. sixteen patients were below the third percentile for length and weight. laboratory results ind ...	1979	574626
milk production by dairy cattle in pennsylvania and north carolina after deworming (treatment at freshening and systematically over the first three months of lactation).		1978	249162
distribution of poliovirus in a small community.		1977	195253