CURRENTNATIONAL Health DG invites former Covid-19 patients to join medical researchEditor Selangor JournalOctober 14, 2020October 14, 2020 by Editor Selangor JournalOctober 14, 2020October 14, 2020 KUALA LUMPUR, Oct 13 — Malaysians who have previously been infected with the Covid-19 virus are invited to participate in a longitudinal study on the...