“…Still, after being infected, the deprived social groups suffer the highest death toll in the deprived southern area of Tehran ( 20 ). Thus, the most important preventive measure is a lifestyle, hygienic behavior, and health education ( 22 , 23 ). The slower progress of the disease in March and April was because of effective interventions by limiting commercial and recreational activities, restricting intercity travels, and employees' distance-working.…”