Asymptomatic infection

COVID-19: What proportion are asymptomatic? https://blogs.bmj.com/bmj/2020/05/04/how-much-is-covid-19-spreading-via-asymptomatic-versus-symptomatic-infections/ Between 5% and 80% of people testing positive for SARS-CoV-2 may be asymptomatic Symptom-based screening will miss cases, perhaps a lot of them Some asymptomatic cases will become symptomatic…

30 May 2020 Saturday (1900 UTC) Q&A Live…

To learn more about me, visit: http://www.dcasler.com/home/ Tip jar (on my website): http://www.dcasler.com/tip-jar/ (provides a method to use your credit card via PayPal, Also describes Patreon) To pose an Ask Dave question: http://www.dcasler.com/ask-dave/ or http://www.ke0og.net/ask-dave/…

Update and smoking

Canada Many have asked about my Parker Pen, this is the link to buy one (I receive a small commission if you use this link) https://www.amazon.com/gp/product/B002HHLY3Q/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B002HHLY3Q&linkCode=as2&tag=drjohncampbel-20&linkId=bd08458981feb997a6ad73d3ff8df7c2 Amazon shop for my video production equipment (I receive…