A systems biology approach to studying Tai Chi, physiological complexity and healthy aging: design and rationale of a pragmatic randomized controlled trial.
                             
                            
                            
                                
                            
                            
                                
                            
                            
                            
                                
                                    
                                            
    A systems biology approach to studying Tai Chi, physiological complexity and healthy aging: design and rationale of a pragmatic randomized controlled trial. Contemp Clin Trials. 2013 Jan; 34(1):21-34.