@article{oai:kwmed.repo.nii.ac.jp:00000250, author = {SAITO, Taiichi and ARITA, Seizaburo and NASU, Ikuo}, issue = {3}, journal = {Kawasaki medical journal}, month = {}, note = {Original Article}, pages = {127--132}, title = {Characteristics of Multiple Choice Questions Intrinsic to Their Format}, volume = {14}, year = {1988} }