Sticker charts: a method for improving adherence to treatment of chronic diseases in children.
                             
                            
                            
                                
                            
                            
                                
                            
                            
                            
                                
                                    
                                            
    Luersen K, Davis SA, Kaplan SG, Abel TD, Winchester WW, Feldman SR. Sticker charts: a method for improving adherence to treatment of chronic diseases in children. Pediatr Dermatol. 2012 Jul-Aug; 29(4):403-8.