DOI:
10.1055/s-00000060
PPmP - Psychotherapie · Psychosomatik · Medizinische Psychologie
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References
Diener HC, Dowson AJ, Ferrari M. et al.
Unbalanced randomization influences placebo response: scientific versus ethical issues around the use of placebo in migraine trials.
Cephalalgia 1999; 19: 699-700
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