Address: MPN Service, Molecular PathologyDepartment of Laboratory MedicineRoyal Infirmary of Edinburgh51 Little France CrescentOld Dalkeith RoadEdinburghEH16 4SA Email: loth.molecularmpn@nhs.scotTelephone: 0131 242 7141Team Lead Biomedical Scientist Isla Henderson Hunt isla.henderson@nhs.scotWe welcome your feedback at any time. A user feedback survey is carried out annually. Any comments or feedback can be made directly to the service (Molecular.MPN@nhslothian.scot.nhs.uk) or via the Department of Laboratory Medicine Compliance Manager, Bernard Lawless [bernard.lawless@nhs.scot]