1. Central changes mediating neuropathic pain;Devor,1988
2. Sources of variability in the sensation of pain;Fields;Pain,1988
3. Peripheral and central electrophysiological mechanisms of joint and muscle pain;Guilbaud,1988
4. Classification of chronic pain;Merskey;Pain,1986
5. Pain: Problems Pertaining to the Transmission of Nerve Impulses which Give Rise to Pain;Noordenbos,1959