TY  - RPRT
TI  - [Gallbladder calculi--always an indication for surgery?].
AU  - R Bittner
AU  - M Ulrich
PY  - 2004
DO  - 10.1007/s00108-003-1105-3
UR  - https://pubmed.ncbi.nlm.nih.gov/14735239/
ID  - 14735239
ER  -