%0 Journal Article %A Nami Yoshimura %A Takashi Watari %A Keisuke Misao %A Toshihiro Imada %A Junji Mashino %T The double-tongue sign %D 2022 %R 10.3949/ccjm.89a.21080 %J Cleveland Clinic Journal of Medicine %P 435-436 %V 89 %N 8 %U https://www.ccjm.org/content/ccjom/89/8/435.full.pdf