Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Inoue Akito and Miyatani Kazuki and Isa Hideki and Suzuki Humitaka and Setogawa Yuki and Ookubo Ryo and Hirohuji Aina and Kunioka Shingo and Tsutsui Masahiro and Ishikawa Natsuya and Kamiya Hiroyuki,Minimally invasive cardio surgery for the patient with tracheostoma who has severe mitral valve regurgitation,The Hokkaido Journal of Surgery,02887509,Hokkaido Surgical Society,2024,69,1,30-34,https://cir.nii.ac.jp/crid/1390020065714974208,https://doi.org/10.60440/hokkaidojsurg.69.1_30