TY  - RPRT
TI  - Letter: Lower oesophageal sphincter.
AU  - J A Bingham
PY  - 1974
DO  - 10.1016/s0140-6736(74)92764-0
UR  - https://pubmed.ncbi.nlm.nih.gov/4132021/
ID  - 4132021
ER  -