RTE Today with Claire Byrne. Killeen, Nicki ORCID: https://orcid.org/0000-0001-6220-1586 (2025) The dangers of ketamine. Dublin: RTE.

Killeen, Nicki ORCID: https://orcid.org/0000-0001-6220-1586, Lakes, Rodney, Webster, Mairead, Killoran, Sarah, McNamara, Sinéad ORCID: https://orcid.org/0000-0001-6537-0721, Kavanagh, Pierce ORCID: https://orcid.org/0000-0002-1613-3305, Eagleton, Marie, McCormack, Seamus, Micheau, Eva, Moughty, Adrian, O'Donnell, Cathal, O'Reilly, Martin, Doyle, Gavin, O'Rourke, Sean, Downing, Sally, Flynn, Caoimhe and Keenan, Eamon ORCID: https://orcid.org/0000-0002-3395-3831 (2024) The emergence of nitazenes on the Irish heroin market and national preparation for possible future outbreaks. Addiction, 119, (9), pp. 1657-1658. https://doi.org/10.1111/add.16525.

Killeen, Nicki and Mc Namara, Sinéad and Keenan, Eamon (2024) 'K culture', ketamine's prominent yet overlooked role on the Irish drug scene and implications for health. Irish Journal of Medical Science, 193, pp. 1557-1559. https://doi.org/10.1007/s11845-023-03590-5.

Killeen, Nicki ORCID: https://orcid.org/0000-0001-6220-1586, Corrigan, Nicola and Keenan, Eamon ORCID: https://orcid.org/0000-0002-3395-3831 (2023) The HSE ‘Safer Nightlife’ Programme 2022. Volunteer feedback on the provision of harm reduction outreach in Irish festival settings. Dublin: Health Service Executive.

Killeen, Nicki ORCID: https://orcid.org/0000-0001-6220-1586, McNamara, Sinéad ORCID: https://orcid.org/0000-0001-6537-0721, Stokes, Siobhán ORCID: https://orcid.org/0000-0003-2406-0879 and Keenan, Eamon ORCID: https://orcid.org/0000-0002-3395-3831 (2022) Safer nightlife programme 2022: results from ‘back of house’ drug testing. Dublin: HSE National Social Inclusion Office.