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Open-Access Journal
Editorial
Jose Manuel Vazquez-Rodriguez, Rafael Vidal-Perez 
World J Cardiol 15(4):116-118. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.116
Review
Jaume Francisco Pascual, Pablo Jordan Marchite, Jesús Rodríguez Silva, Nuria Rivas Gándara 
World J Cardiol 15(4):119-141. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.119
Minireviews
Rocco Gioscia, Claudio Castagno, Monica Verdoia, Barbara Conti, Enzo Forliti, Andrea Rognoni 
World J Cardiol 15(4):142-153. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.142
Retrospective Study
Observational Study
Chiara Lazzeri, Manuela Bonizzoli, Stefano Batacchi, Giovanni Cianchi, Andrea Franci, Filippo Socci, Marco Chiostri, Adriano Peris 
World J Cardiol 15(4):165-173. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.165
Roman Kalinin, Igor Suchkov, Vladislav Povarov, Nina Mzhavanadze, Olga Zhurina 
World J Cardiol 15(4):174-183. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.174
Systematic Reviews
Christos Kourek, Eleftherios Karatzanos, Vasiliki Raidou, Ourania Papazachou, Anastassios Philippou, Serafim Nanas, Stavros Dimopoulos 
World J Cardiol 15(4):184-199. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.184
Letter to the Editor
Mahati Dasari, Pramukh Arun Kumar, Yuvaraj Singh, Eddison Ramsaran 
World J Cardiol 15(4):200-204. Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.200
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