Ravichandran, Nandakumar and Murphy, Niamh and Broughan, John and Crowley, Des and Van Hout, Marie Claire and Kenny, Bernard and Gallagher, Joseph and Cullen, Walter (2026) Codeine use in Irish general practice: a mixed-methods study protocol on prescribing, dependence, and management of habit-forming use. HRB Open Research, https://doi.org/10.12688/hrbopenres.14500.1.

Ravichandran, Nandakumar and Cullen, Walter and Van Hout, Marie Claire and Smyth, Jennifer and Crowley, Des (2026) Effectiveness, acceptability, and feasibility of naloxone in carceral settings: a scoping review. Harm Reduction Journal, 23, 2. https://doi.org/10.1186/s12954-025-01358-x.

Ravichandran, Nandakumar and Dillon, Emily and McCombe, Geoff and Sietins, Emils and Broughan, John and O' Connor, Karen and Gulati, Gautam and Frawley, Timmy and Kelly, Brendan D and Guérandel, Allys and Osborne, Brian and Cullen, Walter (2025) Prevalence of mental health disorders in general practice from 2014 to 2024: a literature review and discussion paper. Irish Journal of Psychological Medicine, 42, (3), pp. 227-234. 10.1017/ipm.2025.24.