Original Article
                    
                        
                                World J Methodol
                                2(5):33-41.
                                Published online Oct 26, 2012.
                                doi: 10.5662/wjm.v2.i5.33
                            
                            
                                Abstract (1679)
                                |
                                Core Tip (1042)
                                |
                                Full Article (HTML) (5344)
                                        |
                                        Figures (1-6) (563)
                                                |
                                                Full Article (PDF)-1568K (612)
                                
                                |
                                
        RCA
        |
            PubMed Central
            |
            PubMed
            |
                CrossRef
                |
        Google Scholar
        |
                                        Times Cited (19)
                                |
                                        Total Visits (9602)
                                |
                                        
                                            Similar Articles (55)
                                        
                                |
                                Article Quality Tracking (0)
                                |
                                What about the content of this article? (0)
                                    |
                                    Cite
                                    |
                                    
                                         (0)
                                    
                                |
                                Open
 (0)
                                    
                                |
                                Open
                            
                        
 
         
                                                 
                                                 
                                                 
                                                 
                                                 
                                                
