@article{oai:rakuno.repo.nii.ac.jp:00002468, author = {Ohtsuka, H. and Makita, K.}, issue = {3}, journal = {家畜感染症学会誌 (Journal of Farm Animal in Infectious Disease)}, month = {Sep}, note = {Article}, pages = {89--96}, title = {The reports of questionnaire about the diagnosis and prevention of weak calf syndrome in calves}, volume = {3}, year = {2014} }