TY  - RPRT
TI  - Achalasia evolving from segmental aperistalsis.
AU  - H Meshkinpour
AU  - R G Mason
PY  - 1992
DO  - 10.1007/bf02493451
UR  - https://pubmed.ncbi.nlm.nih.gov/1499360/
ID  - 1499360
ER  -