TY  - RPRT
TI  - An ancient urinary vesical calculus.
AU  - R WILLIAMSON
PY  - 1956
DO  - 10.1111/j.1600-0498.1956.tb00540.x
UR  - https://pubmed.ncbi.nlm.nih.gov/13383560/
ID  - 13383560
ER  -