The National Blood Service wrote to Dr France about the medical records of Patricia Titheridge, explaining difficulties tracing the blood donations she received. Linked evidence WITN0252002 - Letter from Dr Hewitt to Dr France re Patricia Titheridges medical records obtained from microfilm in 2003 containing information about her treatment in 1984 and 1985 and a look-back conducted into the blood used in her treatment - 08 Oct 2003 Chronology Information Date: 8 October 2003 Chapter/issue Cover up: Medical Records