1. Quantification of the subjective pain experience;Beecher,1975
2. The placebo response in pain reduction;Evans;Advanc. Neurol.,1974
3. The phantom limb;Ewalt;Psychosom. Med.,1947
4. An application of behavior modification technique to a problem of chronic pain;Fordyce,1975
5. Vitamin B12 Behandling in der Neurologie;Hampp;Dtsch. med. Sehr,1955