Africa And Other Countries WIth High Cases Of Malaria Are Lowest In Wu Flu Death : More Real HCQ Proofs Its about as obvious as it gets. Pre Treatment with HCQ or as the trade name is called , Plaquenil , in small doses is a large scale Global Proof.  Its beyond a study.  It goes back to the 1600's ! http://www.medicine.news/2020-07-30-hydroxychloroquine-precursor-quinine-used-as-medicine.html# https://www.foxnews.com/world/do-countries-with-high-rates-of-malaria-have-fewer-coronavirus-deaths