TY  - RPRT
TI  - Ligation apparatus for internal hemorrhoids.
AU  - Y Wenhui
PY  - 1983
DO  - 10.1016/s0140-6736(83)90087-9
UR  - https://pubmed.ncbi.nlm.nih.gov/6134939/
ID  - 6134939
ER  -