The Value of Additional Conventional Transbronchial Biopsy in the Negative Results of Rapid On-site Evaluation During Endobronchial Ultrasound With Guide Sheath to Diagnose Small P... oleh Takayasu Ito MD, Shotaro Okachi PhD, Tadasuke Ikenouchi PhD, Futoshi Ushijima MD, Takamasa Ohashi PhD, Masahiro Ogawa PhD, Masato Nagahama PhD, Naozumi Hashimoto PhD