letter of editor-in-chief

dear colleagues, welcome to the fourth issue of the journal of cardio-thoracic medicine. we are grateful that with support and cooperation of our dear colleagues, the first year of jctm publication passed successfully. we are expecting to promote the indexing of journal of cardio-thoracic medicine in the following year. in this issue, a valuable review article has been written by dr.corlateanu and colleagues, about the overlap syndrome between asthma and chronic obstructive pulmonary disease. due to the importance of these two conditions, i highly recommend you to read this article.  moreover, same as the previous issues, several original articles and an interesting case report have been published. we appreciate the collaboration of our international colleagues from turkey and moldova in this issue. again, i would like to thank all of our colleagues for submitting their valuable studies to journal of cardio-thoracic medicine.i hope you will find the articles interesting to read.