TY  - GEN
AU  - Shimizu,S
AU  - Tada,M
AU  - Kawai,K
TI  - Upper gastrointestinal tract
SN  - 0193-743X
PY  - 1995///0208
KW  - Duodenal Diseases
KW  - diagnostic imaging
KW  - Esophageal Diseases
KW  - Humans
KW  - Stomach Diseases
KW  - Ultrasonography
N1  - Publication Type: Journal Article; Review
ER  -