1. Studies of Cutaneous Pain: A Survey of Research Since 1940;Hall;Br. J. Psychol.,1953
2. Individual Differences in Pain Thresholds;Clark;Can. J. Psychol.,1956
3. Psychosomatic medicine;Fischer;Progr. Neurol. Psychiatry,1965
4. Pharmacology of the Central Nervous System;Norton;Progr. Neurol. Psychiatry,1967
5. Individuality in Pain and Suffering;Petrie,1967