TY  - GEN
AU  - Martin,D P
TI  - Useful collaboration between endoscopy and barium radiology
SN  - 0007-1064
PY  - 1991///0822
KW  - Barium Sulfate
KW  - Education, Medical
KW  - Endoscopy, Digestive System
KW  - Humans
KW  - Radiology
KW  - education
N1  - Publication Type: Comment; Letter
ER  -