Letter of Editor-in-Chief

Dear colleagues,it is my pleasure to welcome you in the third issue of journal of cardio-thoracic medicine and i hopeyou find it interesting. in this issue, beside the valuable original articles and an interesting case report, auseful review article have been published concerning the role of nuclear medicine in the management ofsolitary pulmonary nodule.i am proud to announce you that journal of cardio-thoracic medicine has been approved by medicaljournal commission of ministry of health and medical education to be a scientific research journal.additionally journal of cardio-thoracic medicine is now indexed in doaj, ebsco, index copernicus,isc, magiran.hopefully, the journal of cardio-thoracic medicine helps you through conveying your valuableexperiences in the field of cardio-thoracic medicine.we kindly ask our readers to share their opinions for exploring new ways to make the journal moreuseful and practical.finally, i would like to thank all of our dear authors for submitting their articles.