Poulsen E U, Kirkeby H J
Ugeskr Laeger. 1989 Jan 9;151(2):81-3.
The historical background for the use of sleep-related erections (nocturnal penile tumescence) to distinguish organogenic from psychogenic impotence is reviewed. A commercially available system for continuous, non-invasive measurement of penile tumescence and rigidity is presented.
回顾了利用与睡眠相关的勃起（夜间阴茎勃起）来区分器质性阳痿和心因性阳痿的历史背景。介绍了一种用于连续、非侵入性测量阴茎勃起程度和硬度的商用系统。
