Techniques for getting to difficult places.
Itoi
Takao
T
Department of Gastroenterology and Hepatology, Tokyo Medical University Hospital, Tokyo, Japan.
Sofuni
Atsushi
A
Itokawa
Fumihide
F
Tsuchiya
Takayoshi
T
Kurihara
Toshio
T
Tsuji
Shujiro
S
Ishii
Kentaro
K
Ikeuchi
Nobuhito
N
Moriyasu
Fuminori
F
D044963:Biopsy, Fine-Needle / Q000379:methods*; D019160:Endosonography / Q000379:methods*; D006801:Humans