Endoscopic ultrasound-guided fine-needle aspiration of solid pancreatic masses with rapid on-site cytological evaluation by endosonographers without attendance of cytopathologistsTakuto Hikichi, Katsutoshi Obara, Atsushi Irisawa et al.|Journal of Gastroenterology|2009Cited by 132
Prospective evaluation of the optimal number of 25‐gauge needle passes for endoscopic ultrasound‐guided fine‐needle aspiration biopsy of solid pancreatic lesions in the absence of an onsite cytopathologistRei Suzuki, Hiromasa Ohira, Katsutoshi Obara et al.|Digestive Endoscopy|2012Cited by 57
Complete response of anaplastic pancreatic carcinoma to paclitaxel treatment selected by chemosensitivity testingTakeru Wakatsuki, Hiromasa Ohira, Atsushi Irisawa et al.|International Journal of Clinical Oncology|2010Cited by 45
Gastric bronchogenic cyst diagnosed by endosonographically guided fine needle aspiration biopsyMasaki Satō, Hiromasa Ohira, Atsushi Irisawa et al.|Journal of Clinical Ultrasound|2007Cited by 41
Gastric Antral Vascular Ectasia (GAVE) Associated with Systemic Sclerosis: Relapse after Endoscopic Treatment by Argon Plasma CoagulationGoro Shibukawa, Hiromasa Ohira, Atsushi Irisawa et al.|Internal Medicine|2007Cited by 34