Also Ricin as a possibility for the high mortality rate. Quote below from Italian dr battling this epidemic. Italy death rate around 7%,was wondering your opinion,
“The boards with the names of the patients, of different colors depending on the operating unit, are now all red and instead of surgery you see the diagnosis, which is always the damned same: bilateral interstitial pneumonia.”  

Dr. Daniele Macchini  

I see alot of published papers documenting pathology reports of aerosolized Ricin inhalation deaths having fibrosing interstitial pneumonia with prominent alveolar histiocytosis and type II pneumocyte hyperplasia.