2021 Yes https://onlinelibrary.wiley.com/doi/full/10.1111/ina.12824#:~:text=And%20ventilation%20has%20always%20been,is%20a%20public%20health%20topic. Sundell, Jan North America Opinion The main problem is that ventilation has been mainly seen as an engineering problem, but in reality, it is a public health topic.