O'Neill, Derek, Condron, Ita, Kelleher, Cathy ORCID: https://orcid.org/0000-0002-1754-0244, Lyons, Suzi, Mongan, Deirdre ORCID: https://orcid.org/0000-0003-3616-4253 and Millar, Sean ORCID: https://orcid.org/0000-0003-4453-8446 (2023) Analysis of national drug and alcohol data by regional health area. Drugnet Ireland, Issue 84, Winter 2023, insert, pp. 14-22.

O'Neill, Derek, Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 and Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228 (2023) National Drug Treatment Reporting System: 2022 drug treatment demand. Dublin: Health Research Board. HRB StatLink Series 12.

O'Neill, Derek, Ní Luasa, Siobhán, Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 and Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228 (2024) National Drug Treatment Reporting System: 2023 alcohol treatment demand. Dublin: Health Research Board.

Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228, O'Neill, Derek, Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 and Smyth, Bobby P ORCID: https://orcid.org/0000-0003-3797-5541 (2022) Estimating need for alcohol treatment in Ireland using national treatment surveillance data. Irish Journal of Medical Science, 191, (4), pp. 1521-1529. https://doi.org/10.1007/s11845-021-02788-9.

Lynch, Tiina ORCID: https://orcid.org/0009-0003-0864-4417, O'Neill, Derek and Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 (2022) National Drug Treatment Reporting System 2015 – 2021 alcohol treatment data. Dublin: Health Research Board. Statlink Series 9.

Mongan, Deirdre ORCID: https://orcid.org/0000-0003-3616-4253, Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228, O'Neill, Derek, Millar, Seán ORCID: https://orcid.org/0000-0003-4453-8446, Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673, Galvin, Brian ORCID: https://orcid.org/0000-0002-5639-1819 and Smyth, Bobby P ORCID: https://orcid.org/0000-0003-3797-5541 (2022) Comparing cannabis use disorder in the general population with cannabis treatment seekers using multi-source national datasets: who receives treatment? European Addiction Research, 28, (2), pp. 103-112. https://doi.org/10.1159/000518648.

O'Neill, Derek (2016) Community alcohol response and engagement. Drugnet Ireland, Issue 56, Winter 2016, pp. 20-21.

O'Neill, Derek (2016) Misuse and dependence on codeine-containing medicines. Drugnet Ireland, Issue 57, Spring 2016, pp. 16-17.

O'Neill, Derek (2016) Mental health and well-being of LGBTI people. Drugnet Ireland, Issue 59, Autumn 2016, pp. 23-24.

O'Neill, Derek (2019) Alcohol treatment figures from the NDTRS, 2011‒2017. Drugnet Ireland, Issue 70, Summer 2019, pp. 14-15.

O'Neill, Derek (2021) Alcohol treatment in Ireland, 2014–2020. Drugnet Ireland, Issue 79, Autumn 2021, pp. 30-32.

O'Neill, Derek (2023) Drug treatment demand in Ireland, 2022. Drugnet Ireland, Issue 86, Summer 2023, pp. 38-43.

O'Neill, Derek, Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228 and Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 (2020) National Drug Treatment Reporting System 2013 – 2019 drug data. Dublin: Health Research Board.

O'Neill, Derek, Carew, Anne Marie ORCID: https://orcid.org/0000-0002-8026-7228 and Lyons, Suzi ORCID: https://orcid.org/0000-0002-4635-6673 (2021) National Drug Treatment Reporting System 2014 – 2020 alcohol treatment data. Dublin: Health Research Board. HRB Statlink Series 7.