So far this seems to be the best source by far. Who owns it? Don't know Are they reliable? Seem to be And who has rebutted the... "Three big studies dim hopes that hydroxychloroquine can treat or prevent COVID-19 By Kai KupferschmidtJun. 9, 2020 , 5:15 PM" https://www.sciencemag.org/news/2020/06/three-big-studies-dim-hopes-hydroxychloroquine-can-treat-or-prevent-covid-19?fbclid=IwAR2DXJ7NGx-JgVEloXg67Q3p4_Fhlq8jpSxW_UUg5YJ8vIcPAg036pnG0Wg