The ‘expression of concern’ was issued following several concerns being raised over Surgisphere’s dataset The flip-flop over hydroxychloroquine continued on Wednesday with The Lancet issuing an “expression of concern" about a study that prompted the World Health Organization to halt tests with the anti-malaria drug over claims that it risked the lives of covid-19 patients.
The ‘expression of concern’, which was meant to alert readers about the integrity of the paper, was issued after several scientific questions were raised about data supplied by a company called Surgisphere. “Although an independent audit of the provenance and validity of the data has been commissioned by the authors not affiliated with Surgisphere and is ongoing, with
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