More data is needed to identify the "problem areas" in child deaths, Dr Hilary told Daybreak this morning.
The Government will today announce a national pledge to cut child deaths, being amongst the worst in Europe for child mortality rates.
Dr Hilary said that we need to find out why we are missing the diagnosis of diabetes and asthma, and that the Government's proposals today could help to solve this.
More top news
The ex-mother-in-law of a suspect sought over the murder of West London teenager Alice Gross has spoken to ITV News.
How is Sainsbury's positioned to tackle the challenges of low-cost rivals and changing shopping habits?
The head of football's anti-discrimination body Kick It Out has responded to attacks by QPR defender Rio Ferdinand in his autobiography