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553 EFFECTS OF CAFFEINE WITHDRAWAL ON RATINGS OF PERCEIVED EXERTION AND AFFECT
Hetzler, R. K., Boutcher, S. H., Warhaftig, N., Dowling, E., Thompson, D. L., Weltman, A.Volume:
22
Journal:
Medicine & Science in Sports & Exercise
DOI:
10.1249/00005768-199004000-00552
Date:
April, 1990
File:
PDF, 124 KB
1990