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23. Behaviour of heart rate and electrical muscle activity in the simultaneous dynamic action of larger and smaller sets of muscles in the permanent performance threshold range. Weber H, Naumann HJ, Jentsch A, Tröger B, Wunderlich H. Int Arch Occup Environ Health; 1987; 59(3):273-80. PubMed ID: 3570491 [Abstract] [Full Text] [Related]
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