Resistance.index^post XXX challenge:VelRto:Pt:Penile cavernosal artery:Qn:US.calculated
resistance.index^post xxx challenge:velrto:pt:penile cavernosal artery:qn:us.calculated
Penile cavernosal artery Resistance index--post XXX challenge by US.calculated
penile cavernosal artery resistance index--post xxx challenge by us.calculated