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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 .

Lim, Jayleigh and Broughan, John and Crowley, Des and O'Kelly, Brendan and Fawsitt, Ronan and Burke, Mary Carmel and McCombe, Geoff and Lambert, John S and Cullen, Walter (2021) COVID-19's impact on primary care and related mitigation strategies: a scoping review. The European Journal of General Practice , 27 , (1) , pp. 166-175.

Sietins, Emils and Gao, Jiaran and McCombe, Geoff and Broughan, John and Treanor, JT and Morissey, Janis and Casey, Mary and Gallagher, Joe and Fitzpatrick, Patricia and Doyle, Orla and Frawley, Timmy and Mills, Gerald and Collins, Tim and Ravichandran, Nandakumar and Cullen, Walter (2025) Feasibility of a behavioural health pilot project in general practice for patients with high cardiovascular disease risk: a qualitative study. HRB Open Research , 8 .

Muthuraman, Aswath Krishna and Ravichandran, Nandakumar and Murphy, Niamh and Broughan, John and Niarchou, Eleni and O'Donoghue, Brian and Gallagher, Joseph and McDonald, Kenneth and Morrissey, Janis and Cullen, Walter (2026) General practice interventions to reduce cardiovascular disease risk in patients with severe mental illness: a scoping review. PLoS ONE , 21 , (5) .

Ravichandran, Nandakumar and Murphy, Niamh and Broughan, John and Xie, Yao and McCombe, Geoff and O'Donoghue, Brian and McDonald, Kenneth and Murtagh, Gillian and Gallagher, Joe and Morrissey, Janis and Cullen, Walter (2025) General practice professionals' perspectives on cardiovascular risk assessment in patients diagnosed with mental health disorders: an embedded mixed-methods study. Irish Journal of Psychological Medicine , Early online , pp. 1-8.

Broughan, John and McCombe, Geoff and Lim, Jayleigh and O'Keeffe, Donal and Brown, Katherine and Clarke, Mary and Corcoran, Ciarán and Hanlon, David and Kelly, Ned and Lyne, John and McGorry, Patrick and O' Brien, Sinéad and O' Connor, Karen and O' Mahony, Karen and Scott, Seamus and Wycherley, Elizabeth and Cullen, Walter (2022) Keyworker mediated enhancement of physical health in patients with first episode psychosis: a feasibility/acceptability study. Early Intervention in Psychiatry , 16 , (8) , pp. 883-890.

Broughan, John and McCombe, Geoff and O'Kelly, Brendan and Avramovic, Gordana and Fawsitt, Ronan and Glaspy, Shannon and Higgins, Mary and McHugh, Tina and Vidal, Louise and Woo, James and Lambert, John S and Cullen, Walter (2022) Mental health and alcohol use among patients attending a post-COVID-19 follow-up clinic: a cohort study. HRB Open Research , 5 .

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.

Broughan, John and Sietiņš, Emīls and Treanor, JT and Siu, Ka Yuet Emily and Morrissey, Janis and Doyle, Orla and Casey, Mary and Fitzpatrick, Patricia and McCombe, Geoff and Cullen, Walter (2024) Preventing cardiovascular disease in at-risk patients: results of a pilot behavioural health programme in general practice. The European Journal of General Practice , 30 , (1) .

Keaney, Kate Lauren and Van Hout, Marie Claire and McCombe, Geoff and Ravichandran, Nandakumar and Broughan, John and Cullen, Walter and Crowley, Des (2026) Primary care providers' perspectives of experiences with transgender and gender diverse adults: a scoping review. European Journal of General Practice , 32 .

Walley, David and McCombe, Geoff and Broughan, John and O'Shea, Conor and Crowley, Des and Quinlan, Diarmuid and Wann, Catherine and Crowley, Tadhg and Cullen, Walter (2024) Use of telemedicine in general practice in Europe since the COVID-19 pandemic: a scoping review of patient and practitioner perspectives. PLOS Digital Health , 3 , (2) .