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Ethics declarations Ethics approval and consent to participate This article research project approved by Ethics Committee of Mashhad University of Medical Sciences with the code of ethics IR.MUMS.REC.1398.153 (Cod: 980103)

Targeted therapies are different from chemotherapy

After roughly seven years of continuous abstinence, an individuals statistical risk of developing dementia approaches that of someone who has never smoked

Using an electronic cigarette onboard may violate airline policies and could result in penalties

Archived from the original on October 13, 2021

Pneumothorax A pneumothorax is collection of air in the pleural space between the lung and the chest wall