Sundar, D. (2025). How breathing affects your mind. Healthcare Counselling and Psychotherapy Journal, Volume(Issue), 16–19. https://www.bacp.co.uk/bacp-journals/healthcare-counselling-and-psychotherapy-journal/

Sundar, D. (2024). Integrating psychological interventions into holistic management of chronic respiratory diseases: Update review. International Journal of Health Sciences, 8(3), 324–333. https://doi.org/10.53730/ijhs.v8n3.15202 . 

Perumal SD, Renewed vision on pulmonary rehabilitation service delivery for chronic obstructive pulmonary disease management beyond COVID -19, Chronic Diseases and Translational Medicine, https://doi.org/10.1016/j.cdtm.2021.01.003.

Hybrid team-based learning in cardiorespiratory physiotherapy in higher education. IOSR Journal of Research & Method in Education (IOSR-JRME) 10 (6), pp. 19-35. DOI: 10.9790/7388-1006021928. Published 6th November 2020.

Perumal, Shakila Devi, Is COVID-19 an Invitation to Reconfigure or Reinvent Pulmonary Rehabilitation Service Delivery? (December 11, 2020). Available at SSRN: https://ssrn.com/abstract=3747166 or http://dx.doi.org/10.2139/ssrn.3747166 

Renewed Vision on Pulmonary Rehabilitation Service Delivery Beyond COVID-19 (December 20, 2020). Available at SSRN: https://ssrn.com/abstract=3753471 or http://dx.doi.org/10.2139/ssrn.3753471

 Mind and lung: unifying psychotherapy and chronic respiratory care-BACP Blog. Avalable : https://www.bacp.co.uk/news/news-from-bacp/blogs/2024/blogs-and-vlogs-2024/15-november-mind-and-lung-unifying-psychotherapy-and-chronic-respiratory-care/ 

Primary Care Respiratory Society, May Edition- Moving pulmonary rehabilitation in primary care for patients with COPD using telemedicine. Available : https://www.pcrs-uk.org/research/moving-pulmonary-rehabilitation-primary-care-patients-copd-using-telemedicine 

Primary Care Respiratory Society, April Edition- A call for future vision on Pulmonary Rehabilitation - What matters to patients? Available :  https://www.pcrs-uk.org/research/call-future-vision-pulmonary-rehabilitation-what-matters-patients

Advance HE Collaborate – article Content and language integrated learning in postgraduate studies- Advance HE Available: https://www.advance-he.ac.uk/news-and-views/Seeking-collaborators-to-investigate-InGenio

SD Perumal, TMJ McDonnell (2015). Impact of oxygen measure site for ambulatory oxygen prescription. Vincent's University Hospital, Elm Park, Dublin. 

SD Perumal, TMJ McDonnell (2014). Understanding patient needs in pulmonary rehabilitation. Vincent's University Hospital, Elm Park, Dublin. Clinical Research Audit Conference, St.Vincent's Healthcare

SD Perumal, MF O Driscoll, M Ward, TMJ McDonnell (2011) Are we prescribing LTOT appropriately in pulmonary rehab? Vincent's University Hospital, Elm Park, Dublin.

SD Perumal, MF O Driscoll, M Ward, TMJ McDonnell (2011) Oxygen prescription in the wards. Vincent's University Hospital, Elm Park, Dublin.