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Authors
Almutairi, Mikhlid
Almutairi, Bader
Almutairi, Mohammad
Parine, Narasimha Reddy
Alrefaei, Abdulwahed
Alanazi, Mohammad
Semlali, Abdelhabib
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Article History
Received: 29 December 2020
Accepted: 22 March 2021
First Online: 7 April 2021
Declarations
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: A written ethical consent was approved by the Research Ethics Committee of the Applied Medical Sciences College at King Saud University (Riyadh, Saudi Arabia) and the reference number of the ethical approval is CAMS 13/3536. Each participant of both smoker and non-smoker groups signed consent of written informed document for participating in the current study. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.
