Matèries dins de la cerca
      
      Matèries dins de la cerca
      
        
    
                      
  
      
    
                      
              
                                  
                    Drug use 
                              
            
                      
              
                                  
                    Youth
                  21
                                                
            
                      
              
                                  
                    Drug abuse
                  16
                                                
            
                      
              
                                  
                    Athletes
                  9
                                                
            
                      
              
                                  
                    Doping in sports
                  8
                                                
            
                      
              
                                  
                    Drugs
                  7
                                                
            
                      
              
                                  
                    Alcohol use
                  6
                                                
            
                      
              
                                  
                    Prevention
                  5
                                                
            
                      
              
                                  
                    Study and teaching
                  5
                                                
            
                      
              
                                  
                    Alcoholism
                  3
                                                
            
                      
              
                                  
                    Juvenile literature
                  3
                                                
            
                      
              
                                  
                    Older people
                  3
                                                
            
                      
              
                                  
                    Physiological effect
                  3
                                                
            
                      
              
                                  
                    Teenagers
                  3
                                                
            
                      
              
                                  
                    Children
                  2
                                                
            
                      
              
                                  
                    Drug therapy
                  2
                                                
            
                      
              
                                  
                    Geriatric pharmacology
                  2
                                                
            
                      
              
                                  
                    High school students
                  2
                                                
            
                      
              
                                  
                    Hippies
                  2
                                                
            
                      
              
                                  
                    In old age
                  2
                                                
            
                      
              
                                  
                    Narcotic addicts
                  2
                                                
            
                      
              
                                  
                    Popular works
                  2
                                                
            
                      
              
                                  
                    Psychotropic drugs
                  2
                                                
            
                      
              
                                  
                    Sexual behavior
                  2
                                                
            
                      
              
                                  
                    Sports medicine
                  2
                                                
            
                      
              
                                  
                    Addiction
                  1
                                                
            
                      
              
                                  
                    Alcohol
                  1
                                                
            
                      
              
                                  
                    Alcohol Drinking
                  1
                                                
            
                      
              
                                  
                    Anabolic steroids
                  1
                                                
            
                      
              
                                  
                    Attention
                  1
                                                
            
                  
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