@misc{indiciae8fac1f76e763, title = {Re: Duplex scanning in suspected vasculogenic impotence: a worthwhile exercise?}, author = {P Grech and D A Cunningham and R O Witherow}, year = {1989}, url = {https://pubmed.ncbi.nlm.nih.gov/2684338/}, note = {Source identifier: 2684338} }