Retrospective Study
                    
                        
                                World J Cardiol
                                12(3):97-106.
                                Published online Mar 26, 2020.
                                doi: 10.4330/wjc.v12.i3.97
                            
                            
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                                            Received: 12/24/2019
                                        
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                                            Revised: 01/08/2020
                                        
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                                            Accepted: 01/28/2020
                                        
                                
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        RCA
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                        Letter To The Editor
                    
                        
                                World J Cardiol
                                12(3):107-109.
                                Published online Mar 26, 2020.
                                doi: 10.4330/wjc.v12.i3.107
                            
                            
                                Abstract (1225)
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                                            Received: 11/12/2019
                                        
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                                            Revised: 01/06/2020
                                        
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                                            Accepted: 02/18/2020
                                        
                                
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