TY  - RPRT
TI  - Sperm penetration assay.
AU  - C Barros
AU  - E Bustos-Obregon
PY  - 1984
DO  - 10.1016/s0015-0282(16)47738-1
UR  - https://pubmed.ncbi.nlm.nih.gov/6698244/
ID  - 6698244
ER  -