The former nurse, 34, was found guilty last August of the murders of seven babies and the attempted murders of six others at the Countess of Chester Hospital. She was sentenced to 14 whole-life terms.
The killing spree happened between 2015 and 2016, when Letby, from Hereford, was a staff nurse on the hospital's neo-natal unit.
Letby applied through her lawyers for permission to bring an appeal against her convictions at a two-and-a-half-day hearing last month.
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Denne historien er fra May 24, 2024-utgaven av Evening Standard.
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