Table 1.

Top 10 Productive Journals in Field of COPD and Lung Cancer

No.	Journals	Counts	IF2020
1	PLoS ONE	62	2.74
2	European Respiratory Journal	56	12.339
3	American Journal of Respiratory and Critical Care Medicine	50	17.452
4	European Journal of Cardio Thoracic Surgery	45	3.486
5	International Journal of Chronic Obstructive Pulmonary Disease	42	2.772
6	Annals of Thoracic Surgery	29	3.639
7	Lung Cancer	27	4.702
8	Respiratory Medicine	27	3.095
9	Journal of Pain and Symptom Management	26	3.077
10	Journal of Thoracic Oncology	26	13.357