"Impact of a ward-based clinical pharmacy service in reducing drug-related hospital re-admissions in patients with chronic non-communicable diseases: evidence from a controlled trial in sri lanka"
​Annual scientific sessions of faculty of medical sciences, university of sri jayewardenepura, 2015

"Adverse drug events - presenting the evidence'
Coombes, I. commonwealth medical association 24th triennial conference, 2016

"education and training sustainability in sri lankan schools of pharmacy'
coombes, J. Commonwealth medical association 24th triennial conference, 2016

"Research supporting clinical pharmacists on the wards'
shanika, lgt. commonwealth medical association 24th triennial conference, 2016

"Healthcare team research with diabetes and chronic kidney disease"
Coombes, J. Commonwealth medical association 24th triennial conference, 2016

Here is the Patient. Where is the pharmacist? Clinical Pharmacy: the Australian experience and Sri lankan evidence. University of sri jaywardenapura 6th August 2018 

Pharmacists and Medical Staff collaborating to opimise patient's medicines Teaching Hospital Peradynia August 2018