FRIDAY, Oct. 23, 2020 (HealthDay News) — For patients with moderate COVID-19, convalescent plasma does not reduce progression to severe COVID-19 or mortality, according to a study published online Oct. 22 in The BMJ. Anup Agarwal, M.B.B.S., from the Indian Council of Medical Research in New Delhi, and colleagues conducted an open-label, parallel arm, phase...