Lancet issues correction on study that led WHO to pause HCQ trial
World | May 30, 2020, 03:53 PM ISTMedial journal The Lancet issued a correction on a large observational study that linked use of anti-malarial drug hydroxychloroquine with increased death risk in Covid-19 patients, after more than 100 scientists and medical professionals raised questions about integrity of data analysed in the study.