Caffeine but not acetaminophen increases 4-km cycling time-trial performance
                
      
      
      
        
          
          
              
                 1-s2.pdf
              
              
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                  Documento PDF,
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                1-s2.pdf
              
              
                  —
                  Documento PDF,
                  638 KB (654163 bytes)
              
          
          
          
        
      
    
    
            

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