This is what I've seen so far: https://www.preprints.org/manuscript/202002.0051/v1 https://www.preprints.org/manuscript/202002.0051/v1 There are also other hi

This is what I've seen so far: https://www.preprints.org/manuscript/202002.0051/v1 https://www.preprints.org/manuscript/202002.0051/v1 There are also other hints that line up with this. The mortality rate in the recent 1000+ case study seems to be much higher in males, but the rate of smoking in China is also much higher in males, which could be a clue. https://jech.bmj.com/content/71/2/154 https://jech.bmj.com/content/71/2/154