• Effectiveness of the manual reprocessing of side-view endoscopes used for endoscopic retrograde cholangio-pancreatography (ERCP) 

  Ubhayawardana, D.L.N.L.; Kottahachchi, J.; Weerasekara, M.M.; Wanigasooriya, I.W.M.P.; Damayanthi, K.W.N. (The Sri Lanka Journal of Surgery, 2013)
• Bactericidal effects of topical acids on pathogenic organisms-an in-vitro study 

  Kumara, D.U.A.; Kottahachchi, J.; Gunawardena, K.; Dissanayake, D.M.B.T.; Athukorala, G.I.D.D.A. (The College of Surgeons of Sri Lanka, 2012)
• Proportion of vulvovaginal candidiasis and antifungal susceptibility pattern of the isolates from patients attending gynaecology clinic at Colombo south teaching hospital (CSTH) 

  Kottahachchi, J; Fernando, S.S.N; Wijesooriya, T.M; pathiraja, R.P; Gunasekara, T.D.C.P (2014)
• A study of residual viable bio burden in reprocessed side-view endoscopes used for Endoscopic Retrograde Cholangiopancreatography (ERCP) in a clinical setting 

  Ubhayawardana, D.L.N.L; Kottahachchi, J; Weerasekera, M.M; Wanigasooriya, I.W.M.P; Damayanthi, K.W.N (2013)
• Evaluation of bactericidal effect of three antiseptics on bacteria isolated from wounds 

  Kottahachchi, J; Kumara, D.U.A; Dissanayake, D.M.B.T; Athukorala, G.I.D.D.A.D; Chandrasiri, N.S (2014)
• Knowledge and practices regarding preventive measures of dengue fever among hospitalized patients in Infectious Disease Hospital, Sri Lanka 

  Jayasinghe, J.A.A.U.; Kottahachchi, J. (Faculty of Medical Sciences, University of Sri Jayewardenepura, 2017)
• VRE : A super bug infection following colonization 

  Kottahachchi, J; Faoagali, J; Wilks, K (2012)
• Identification of Bacteriological aetiologic agents causing acute exacerbations in patients with chronic obstructive pulmonary disease 

  Kottahachchi, J; Somarathne, P (2008)
• Lower limb fungal foot infections in patients with type 2 diabetes at a tertiary care hospital 

  Wijesuriya, T.M; Kottahachchi, J; Fernando, S.S.N; Bulugahapitiya, U; Dissanayake, M.S.S (2013)
• A study on contamination of methicillin resistant staphylococcus aureus in stethoscopes and mobile phone of doctors and medical students and in mobile phones of visitors in a tertiary care hospital in Sri Lanka 

  Sinhabahu, V.P.; Perera, T.M.; Kottahachchi, J (Sri Lanka college of paediatricians, 2018)
• Proportion of carbapenemase production and selected associated factors among Enterobacteriaceae clinical isolates in two tertiary care hospitals 

  Jayathilaka, S.S.H; Jayatissa, K.G.A.H; Kottahachchi, J; Chandrasiri, N.S; Jayathilake, K (2018)
• Proportion of three types of health care associated infections among hospitalized patients in a tertiary care hospital in Sri Lanka 

  Marapana, M.B.M.R.D.T; Dilrukshi, K.S; Bandara, M.G.S.D; Kottahachchi, J; Weerasekera, M.M (2014)
• Proportion of lower limb fungal foot infections in patients with type 2 diabetes at a tertiary care hospital in Sri Lanka 

  Wijesuriya, I.M.; Weerasekera, M.M.; Kottahachchi, J.; Ranasinghe, K.N.P.; Dissanayake, M.S.S. (Indian journal of Endocrinology and metabolism, 2014)
• Are the future nurses and midwives geared to prevent themselves from blood borne viruses? 

  Isurini, N.A.Y; Abeyrathne, G.N.U; Piyumanthi, R.A.P; Rupasinghe, S.R; Kottahachchi, J (Faculty of Medical Sciences, University of Sri Jayewardenepura, 2019)
• Superficial fungal foot infections : Aetiology and risk factors among diabetic patients in Sri Lanka 

  Weerasekera, M.M; Wijesooriya, T.M; Gunasekara, T.D.C.P; Kottahachchi, J; Bulugahapitiya, U (International Journal of Technical research and applications, 2015)
• Proportion of Three types of Health Care Associated Infections among Hospitalized Patients in a Tertiary Care Hospital in Sri Lanka 

  Marapana, M.B.M.R.D.T.; Dilrukshi, K.S.; Bandara, M.G.S.D; Weerasekara, M.M.; Kottahachchi, J (International Journal of KIU, 2021)
• Are the health care workers geared to prevent H1N1 in the future? 

  Balasooriya, A; Samarasinghe, T.M; Perera, P.L.D; Kalinga, T.D; Prathapan, S; Kottahachchi, J (Faculty of Medical Sciences, University of Sri Jayewardenepura, 2012)
• Detection of carbapenemase producing Enterobacteriaceae in two tertiary care hospitals 

  Jayathilaka, S.S.H; Jayatissa, K.G.A.H; Kottahachchi, J; Chandrasiri, N.S; Jayatilleke, K (Faculty of Medical sciences, University of Sri Jayawardenepura, 2018)
• Vulvovaginal Candidiasis in Patients presenting with Vaginal Discharge in a Sri Lankan Setting 

  Weerasekera, M.M; Chinthika, T.D; Kottachchi, J; Fernando, N (Journal of South Asian Federation of Obstetrics and Gynaecology, 2016)

  Background: Vulvovaginal candidiasis (VVC) is a common infection among women. Due to the emerging role of nonalbicans Candida in VVC, it is important to periodically investigate the proportions of infection caused by ...
• Comparison of Meropenem MIC by E Test and VITEK 2 in resistant Pseudomonas and Acinetobacter isolates 

  Kottahachchi, J; Faoagali, J; Kleinschmidt, S (2012)

  Pseudomonas aeruginosa and Acinetobacter baumannii cause serious infections in health care institutions. Many isolates are multidrug resistant and sometimes resistant even to meropenem. The minimum inhibitory concentration ...

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