TY  - RPRT
TI  - Re: Duplex scanning in suspected vasculogenic impotence: a worthwhile exercise?
AU  - P Grech
AU  - D A Cunningham
AU  - R O Witherow
PY  - 1989
UR  - https://pubmed.ncbi.nlm.nih.gov/2684338/
ID  - 2684338
ER  -