1 Department of Biochemistry, Blood Sciences, Royal Lancaster Infirmary & Furness General Hospital, University Hospitals of Morecambe Bay NHS Foundation Trust, Lancaster, UK; Ravinder.Sodi@mbht.nhs.uk ravsodi@yahoo.com.
2 Lancaster Medical School, University of Lancaster, Lancaster, UK.
3 Medwyn Medical Practice, Carnwath, Lanarkshire, UK.