Higgins, Kathryn and O'Neill, Nina and O'Hara, Leeanne and Jordan, Julie-Ann and McCann, Mark and O'Neill, Tara and Clarke, Mike and O'Neill, Tony and Kelly, Grace and Campbell, Anne (2021) New psychoactives within polydrug use trajectories-evidence from a mixed-method longitudinal study. Addiction, 116, (9), pp. 2454-2462. doi: 10.1111/add.15422.

Higgins, Kathryn and Kelly, Grace and Campbell, Anne (2020) Northern Ireland Alcohol and Drugs Alliance: Service users experience during lockdown. Belfast: Northern Ireland Alcohol and Drugs Alliance.

Higgins, Kathryn and O Neill, Nina and O'Hara, Leeanne and Jordan, Julie-Ann and McCann, Mark and O'Neill, Tara and Clarke, Mike and O'Neill, Tony and Campbell, Anne (2019) Evidence for public health on novel psychoactive substance use: a mixed-methods study. Public Health Research, 7, (14), https://doi.org/10.3310/phr07140.

Higgins, Kathryn and Kelly, G and O'Neill, N and O'Hara, L and Campbell, Ann (2019) The use of prescription medication in prisons in Northern Ireland. Queen's University Belfast.

Higgins, Kathryn and McLaughlin, Aisling and Perra, Oliver and McCartan, Claire and McCann, Mark and Percy, Andrew and Jordan, Julie-Ann (2018) The Belfast Youth Development Study (BYDS): A prospective cohort study of the initiation, persistence and desistance of substance use from adolescence to adulthood in Northern Ireland. PLoS ONE, 13, (5), e0195192.

Higgins, Kathryn and Kilpatrick, R (2005) The impact of paramilitary violence against a heroin-user community in Nothern Ireland: A qualitative analysis. International Journal of Drug Policy, 16, pp. 334-342. https://doi.org/10.1016/j.drugpo.2005.06.009.

Higgins, Kathryn and Percy, Andrew and McCrystal, Patrick (2004) Secular trends in substance use: the conflict and young people in Northern Ireland. Journal of Social Issues, 60, (3), pp. 485-506. https://doi.org/10.1111/j.0022-4537.2004.00368.x.

Higgins, Kathryn and McElrath, Karen (2000) The trouble with peace: the case-fires and their impact on drug use among youth in Northern Ireland. Youth & Society, 32, (1), pp. 29-59. https://doi.org/10.1177%2F0044118X00032001003.