TY  - RPRT
TI  - Undescended testis--the need for a standard classification.
AU  - R H Whitaker
PY  - 1992
DO  - 10.1111/j.1464-410x.1992.tb15653.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1353394/
ID  - 1353394
ER  -