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Effects of on-demand versus fixed-interval schedules in the treatment of chronic pain with analgesic compounds.
Berntzen, Dagfinn, Götestam, K. GunnarVolume:
55
Year:
1987
Language:
english
Journal:
Journal of Consulting and Clinical Psychology
DOI:
10.1037/0022-006x.55.2.213
File:
PDF, 388 KB
english, 1987