Correction to:
Relationship between Air Pollution and Mortality Rate due to Chronic Obstructive Pulmonary Diseases in Mashhad, Iran
Narges Ghorbani
1,
Jamshid Yazdani-Charati
2,
Siavash Etemadinejad
3,
Nasrin Ghorbani
4
1 PhD Student in Biostatistics, Student Research Committee, Hamadan University of Medical Sciences, Hamadan, Iran
2 Associate Professor, Department of Biostatistics, Health Sciences Research Center, Addiction Institute, Mazandaran University of Medical Sciences, Sari, Iran
3 Associate Professor, Department of Occupational Health and Ergonomics, Health Sciences Research Center , Mazandaran University of Medical Sciences, Sari, Iran
4 Medical Records Technician, Omid Hospital, Mashhad, Iran
In the article published in volume 28, issue 169, 2018, the affiliation for the corresponding author was published incorrectly, which is now corrected.