Tavabie, OD, Enever, Y, Green, D, Crisp, H, Tsochatzis, E, Gander, A, Mansour, D, Hebditch, V, Adams, J, Ashbourn, A, Mysko, C, Allen, R, Kent, L, Maurice, JB, Srivastava, A, Chauhan, A, Johnston, T, Ruane, J, Varni, R, Fletcher, C et al, Sieberhagen, C, Hay, G, Bretland, G, Corrigan, M, Ferraro, F, Mcmahon, R, Burge, T, Ferguson, H, Jennings, L, Hogan, B, Cook, A, Jalan, R and Mehta, G (2024) From O'Shaughnessy to opportunity: innovating Hepatology Trials in the UK. Frontline Gastroenterology, 15 (5). pp. 395-400. ISSN 2041-4137

Hope, VD, Timpson, H, Porcellato, LA, Brett, CE, Harrison, R, Hunt, A, Bigland, C, Leavey, C, Hay, G and Saini, P (2023) Did the UK’s COVID-19 restrictions during 2020 have a differential impact on the well-being of the LGBQ+ population: a mixed methods study. BMJ Open, 13 (10). e068818. ISSN 2044-6055

Bollerup, S, Wessman, M, Hansen, JF, Nielsen, S, Hay, G, Cowan, S, Krarup, HB, Omland, L, Jepsen, P, Weis, N and Christensen, PB (2022) Increasing prevalence of chronic hepatitis B virus infection and low linkage to care in Denmark on 31 December 2016 - an update based on nationwide registers. Infectious diseases. pp. 1-10. ISSN 2374-4235

Nielsen, S, Hansen, JF, Hay, G, Cowan, S, Jepsen, P, Omland, LH, Krarup, HB, Søholm, J, Lazarus, JV, Weis, N, Øvrehus, A and Christensen, PB (2020) Hepatitis C prevalence in Denmark in 2016—An updated estimate using multiple national registers. PLoS One, 15 (9). ISSN 1932-6203

Enright, K, Malone, J, Green, M and Hay, G (2019) Workload and injury in professional soccer players: Role of injury tissue type and injury severity. International Journal of Sports Medicine, 41 (2). pp. 89-97. ISSN 0172-4622

Wiessing, L, Ferri, M, Běláčková, V, Carrieri, P, Friedman, SR, Folch, C, Dolan, K, Galvin, B, Vickerman, P, Lazarus, JV, Mravčík, V, Kretzschmar, M, Sypsa, V, Sarasa-Renedo, A, Uusküla, A, Paraskevis, D, Mendão, L, Rossi, D, van Gelder, N, Mitcheson, L et al, Paoli, L, Gomez, CD, Milhet, M, Dascalu, N, Knight, J, Hay, G, Kalamara, E, Simon, R, EUBEST working group, , Comiskey, C, Rossi, C and Griffiths, P (2017) Monitoring quality and coverage of harm reduction services for people who use drugs: a consensus study. Harm Reduction Journal, 14 (19). ISSN 1477-7517

Hay, G, Kraus, L, Richardson, C, Yargic, I, Ilhan, M, Ay, P, Civil, F, Pinarci, M, Toncoglu, T, Piontek, D and Schulte, B (2016) Estimating high risk cannabis and opiate use in Ankara, Istanbul and Izmir. Drug and Alcohol Review, 36 (5). pp. 626-632. ISSN 1465-3362

Hay, G and Richardson, C (2016) Estimating the prevalence of drug use using mark-recapture methods. Statistical Science, 31 (2). pp. 191-204. ISSN 0883-4237

Templeton, L, Ford, A, McKell, J, Valentine, C, Walter, T, Velleman, R, Bauld, L, Hay, G and Hollywood, J (2016) Bereavement through substance use: findings from an interview study with adults in England and Scotland. Addiction Research and Theory. ISSN 1606-6359

Timpson, H, Eckley, L, Sumnall, H, Pendlebury, M and Hay, G (2016) “Once you’ve been there, you’re always recovering”: exploring experiences, outcomes, and benefits of substance misuse recovery. Drugs and Alcohol Today, 16 (1). pp. 29-38. ISSN 1745-9265

Templeton, L, Valentine, C, McKell, J, Ford, A, Velleman, R, Walter, T, Hay, G, Bauld, L and Hollywood, J (2016) Bereavement following a fatal overdose: The experiences of adults in England and Scotland. Drugs: Education, Prevention and Policy. pp. 1-9. ISSN 0968-7637

Overstall, AM, King, R, Bird, SM, Hutchinson, SJ and Hay, G (2014) Incomplete contingency tables with censored cells with application to estimating the number of people who inject drugs in Scotland. STATISTICS IN MEDICINE, 33 (9). ISSN 0277-6715

Collins, P, Marr, A, Cuddy, K, Hay, G, McVeigh, J and Whitfield, M (2013) Treatment Outcomes for DIP Clients in Liverpool (July 11 - June 12). Project Report. Centre for Public Health, Liverpool.

Christensen, PB, Hay, G, Jepsen, P, Omland, LH, Just, SA, Krarup, HB, Weis, N, Obel, N and Cowan, S (2012) Hepatitis C prevalence in Denmark -an estimate based on multiple national registers. BMC Infectious Diseases, 12. ISSN 1471-2334