1. Glasgow Caledonian University; Nursing, Midwifery and Allied Health Professions Research Unit; Cowcaddens Road Glasgow UK G4 0BA
2. University of Dundee; Unit of Restorative Dental Care and Clinical Dental Sciences, Dental School; Dundee UK DD1 4HN
3. University of Edinburgh; Public Health Sciences; Medical School, Teviot Place Edinburgh UK EH8 9AG
4. The Scottish Government; Health Analytic Services Division; Floor BR, St Andrew's House Regent Road Edinburgh UK EH1 3DG