A case of postoperative recurrent gastric cancer resembling esophageal achalasia diagnosed by endoscopic ultrasound-guided fine-needle aspiration

Akira Asou, Soichi Itaba, Hiroaki Kubo, Yorinobu Sumida, Hirotada Akiho, Kazuhiko Nakamura, Ayako Goto, Tetsuhide Ito, Ryoichi Takayanagi