We are writing to you today to remind you of the use of the MIA system across all Imperial College Healthcare NHS Trust's hospital sites, including:

• Charing Cross Hospital
• Hammersmith Hospital
• St Mary's Hospital
• Queen Charlotte's and Chelsea Hospital
• Western Eye Hospital

Please find linked below an updated letter of guidance, outlining the requirements for site access to the hospitals from Imperial College Healthcare NHS Trust, and the North West London Procurement Services.