This article was apparently months in the making but it was delayed by the reporting restrictions https://www.theguardian.com/uk-news/article/2024/jul/09/lucy-letby-evidence-experts-question
“A Guardian investigation has interviewed dozens of these experts and seen further evidence from emails and documents. Those raising concerns include several leading consultant neonatologists, some with current or recent leadership roles, and several senior neonatal nurses. Others are public health professionals, GPs, biochemists, a leading government microbiologist, and lawyers. Several of those still working in the NHS have asked to remain anonymous, fearing the impact if they are named.
These experts said they were acutely aware of the suffering of the families involved and did not want to reopen their trauma, but were so troubled they felt compelled to become involved”