@article{oai:obihiro.repo.nii.ac.jp:00001590, author = {Manuel, M. F.}, issue = {3}, journal = {The journal of protozoology research}, month = {Aug}, note = {application/pdf}, pages = {131--138}, title = {Sporadic Outbreaks of Surra in the Philippines and its Economic Impact}, volume = {8}, year = {1998} }