TY  - RPRT
TI  - Abdominal and thoracic pressures during defaecation.
AU  - S S Fedail
AU  - R F Harvey
AU  - C J Burns-Cox
PY  - 1979
DO  - 10.1136/bmj.1.6156.91
UR  - https://pubmed.ncbi.nlm.nih.gov/761008/
ID  - 761008
ER  -