\input zb-basic \input zb-ioport \iteman{io-port 50240524} \itemau{Hirokawa, Shunji; Hossain, M. Abrar; Kihara, Yuichi; Ariyoshi, Shogo} \itemti{A 3D kinematic estimation of knee prosthesis using X-ray projection images: clinical assessment of the improved algorithm for fluoroscopy images} \itemso{Med. Biol. Engineering and Computing 46, No. 12, 1253-1262 (2008).} \itemcc{} \itemut{} \itemli{doi:10.1007/s11517-008-0398-8} \end