TY  - RPRT
TI  - Anal manometry.
AU  - R J Felt-Bersma
AU  - S G Meuwissen
PY  - 1990
DO  - 10.1007/bf00300413
UR  - https://pubmed.ncbi.nlm.nih.gov/2212849/
ID  - 2212849
ER  -