Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Hirotaki, Kouta and MORIYA, Shunsuke and Akita, Tsunemichi and Yokoyama, Kazutoshi and SAKAE, Takeji",Image preprocessing to improve the accuracy and robustness of mutual-information-based automatic image registration in proton therapy,Physica Medica,11201797,Elsevier,2022-09,101,,95-103,https://cir.nii.ac.jp/crid/1050575760877108736,