REVIEWS

1. Potential therapeutic effect of oxygen-ozone in controlling of COVID-19 disease
2. Perioperative melatonin in COVID-19 patients:benefits beyond sedation and analgesia

RESEARCH ARTICLES

1. Effects of Iranian Polyherbal Syrup (Zufa syrup)on oxygen saturation and clinical symptoms in suspected patients with COVID-19:a triple-blinded,randomized,placebo-controlled trial
2. COVID-19 is more dangerous for older people and its severity is increasing:a case-control study
3. Ozone gas applied through nebulizatıon as adjuvant treatment for lung respiratory dıseases due to COVID-19 infectıons:a prospective randomized trial
4. Prediction of diagnosis and prognosis of COVID-19 disease by blood gas parameters using decision trees machine learning model:a retrospective observational study

CASE REPORT

1. Acute asthma exacerbation after SARS-CoV-2 vaccine(Sinovac®):a case report

COMMENTARY

1. Can united airway disease be the cause of variable severity experience of COVID-19 in health care workers?

LETTER TO THE EDITOR

1. COVID-19 incidence and local ozone level:is there any association?