A group of experts call for improved ventilation regulations to combat airborne diseases Scientists from Spain, the U.S. and 12 other countries published an appeal in the journal science Therefore, a new era of prevention of airborne respiratory infectious diseases (such as covid-19) has begun, because in the 19th and 20th centuries, they were regulated to eliminate pathogens in water and food. The author advocates the establishment of indoor ventilation measures, such as airflow, filtration rate and monitoring. An international team of 40 virology, medicine, aerosol, air quality and ventilation experts from 14 countries signed the magazine science He called for improved ventilation regulations to combat airborne diseases such as covid-19. The signatories requested changes or standards to regulate ventilation on the same scale as in the 19th and 20th centuries to eliminate pathogens in drinking water and prevent food infections.