         

    2020  9  2 
       
             

     

                                                

                                                                                          

  

      

        

      （1000  ） 

        —                                                            World Journal of Gastroenterology（      PLoS ONE                                                                 2013    60        2015           2015 — 2016            

   

       

1.          

2.     

  

1.              

2.        

3.         

    

   
   

        
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   

2020  9  2 

        

                                                                                  