TY  - RPRT
TI  - Retained gallstones: a pain in the back.
AU  - B D Draganic
AU  - J S Gani
PY  - 1997
DO  - 10.1111/j.1445-2197.1997.tb04619.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9322708/
ID  - 9322708
ER  -