TY  - RPRT
TI  - Esophagogastric sphincter incompetency.
AU  - F J PUTNEY
PY  - 1959
DO  - 10.1288/00005537-195903000-00010
UR  - https://pubmed.ncbi.nlm.nih.gov/13642937/
ID  - 13642937
ER  -