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N. K. Gunawardena · SciRah

Researcher profile · Semantic Scholar

N. K. Gunawardena

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N. K. Gunawardena — researcher profile on SciRah

h-index: 18
Works: 59
Citations: 2,693

Most-cited papers

The Global Burden of Snakebite: A Literature Analysis and Modelling Based on Regional Estimates of Envenoming and Deaths
A. Kasturiratne, A. Wickremasinghe, N. D. de Silva, N. K. Gunawardena +5 more
2008PLoS Medicine1,886 citations Open access
Semantic Scholar
Mapping the Risk of Snakebite in Sri Lanka - A National Survey with Geospatial Analysis
D. Ediriweera, A. Kasturiratne, A. Pathmeswaran, N. K. Gunawardena +8 more
2016PLoS Neglected Tropical Diseases140 citations Open access
Semantic Scholar
Introduction to geographic information system
N. K. Gunawardena
2014116 citations
Semantic Scholar
Epidemiology of Irritable Bowel Syndrome in Children and Adolescents in Asia
N. Devanarayana, S. Rajindrajith, A. Pathmeswaran, C. Abegunasekara +2 more
2015Journal of Pediatric Gastroenterology and Nutrition - JPGN62 citations Open access
Semantic Scholar
Sensitive and specific enzyme-linked immunosorbent assay for the diagnosis of Wuchereria bancrofti infection in urine samples.
Makoto Itoh, M. Weerasooriya, G. Qiu, N. K. Gunawardena +5 more
2001American Journal of Tropical Medicine and Hygiene47 citations
Semantic Scholar
Evaluating temporal patterns of snakebite in Sri Lanka: the potential for higher snakebite burdens with climate change
D. Ediriweera, P. Diggle, A. Kasturiratne, A. Pathmeswaran +6 more
2018International Journal of Epidemiology41 citations Open access
Semantic Scholar
Double burden of maternal and child malnutrition and socioeconomic status in urban Sri Lanka
Chisa Shinsugi, D. Gunasekara, N. K. Gunawardena, Wasanthi Subasinghe +3 more
2019PLoS ONE38 citations Open access
Semantic Scholar
Health seeking behavior following snakebites in Sri Lanka: Results of an island wide community based survey
D. Ediriweera, A. Kasturiratne, A. Pathmeswaran, N. K. Gunawardena +3 more
2017PLoS Neglected Tropical Diseases34 citations Open access
Semantic Scholar
Isothermal Diagnostic Assays for Monitoring Single Nucleotide Polymorphisms in Necator americanus Associated with Benzimidazole Drug Resistance
Nour Rashwan, Catherine Bourguinat, K. Keller, N. K. Gunawardena +2 more
2016PLoS Neglected Tropical Diseases33 citations Open access
Semantic Scholar
The use of whole blood absorbed on filter paper to detect Wuchereria bancrofti circulating antigen.
Makoto Itoh, N. K. Gunawardena, Xu-Guang Qiu, M. Weerasooriya +1 more
1998Transactions of the Royal Society of Tropical Medicine and Hygiene31 citations
Semantic Scholar
Integrated school-based surveillance for soil-transmitted helminth infections and lymphatic filariasis in Gampaha district, Sri Lanka.
S. Gunawardena, N. K. Gunawardena, Ganga Kahathuduwa, N. Karunaweera +7 more
2014American Journal of Tropical Medicine and Hygiene27 citations Open access
Semantic Scholar
Epidemiology of bancroftian filariasis in three suburban areas of Matara, Sri Lanka
M. Weerasooriya, T. Weerasooriya, N. K. Gunawardena, W. Samarawickrema +1 more
2001Annals of Tropical Medicine and Parasitology25 citations
Semantic Scholar
Effect of repeated mass chemotherapy for filariasis control on soil-transmitted helminth infections in Sri Lanka.
N. K. Gunawardena, N. Amarasekera, A. Pathmeswaran, N. D. de Silva
2008Ceylon Medical Journal24 citations Open access
Semantic Scholar
Short communication: Wuchereria bancrofti antigenaemia in Sri Lanka
Makoto Itoh, M. Weerasooriya, N. K. Gunawardena, M. Mudalige +2 more
1999Tropical medicine & international health22 citations
Semantic Scholar
The Diversity of Human Dirofilariasis in Western Sri Lanka
T. G. A. N. Chandrasena, R. Premaratna, C. Mallawaarachchi, N. K. Gunawardena +3 more
2019BioMed Research International21 citations Open access
Semantic Scholar
Reassessment of the prevalence of soil-transmitted helminth infections in Sri Lanka to enable a more focused control programme: a cross-sectional national school survey with spatial modelling
D. Ediriweera, S. Gunawardena, N. K. Gunawardena, D. Iddawela +6 more
2019Lancet Global Health21 citations Open access
Semantic Scholar
Prevalence of enterobiasis among primary school children in Ragama, Sri Lanka.
N. K. Gunawardena, T. G. A. N. Chandrasena, N. D. de Silva
2013Ceylon Medical Journal21 citations Open access
Semantic Scholar
Impact of helminth infection on childhood allergic diseases in an area in transition from high to low infection burden
M. Amarasekera, N. K. Gunawardena, N. D. de Silva, J. Douglass +2 more
2012Asia Pacific Allergy19 citations Open access
Semantic Scholar
Human infection with Wuchereria bancrofti in Matara, Sri Lanka: the use, in parallel, of an ELISA to detect filaria-specific IgG4 in urine and of ICT card tests to detect filarial antigen in whole blood
M. Weerasooriya, Makoto Itoh, M. Mudalige, Xu-Guang Qiu +3 more
2003Annals of Tropical Medicine and Parasitology18 citations
Semantic Scholar
Bihar’s Pioneering School-Based Deworming Programme: Lessons Learned in Deworming over 17 Million Indian School-Age Children in One Sustainable Campaign
L. Drake, Sarman Singh, C. K. Mishra, A. Sinha +18 more
2015PLoS Neglected Tropical Diseases15 citations Open access
Semantic Scholar
Chemotactic response of Brugia pahangi infective larvae to jird serum in vitro
N. K. Gunawardena, Y. Fujimaki, Yoshiki Aoki
2003Parasitology Research14 citations
Semantic Scholar
Prevalence and intensity of Wuchereria bancrofti antigenaemia in Sri Lanka by Og4C3 ELISA using filter paper-absorbed whole blood.
M. Weerasooriya, N. K. Gunawardena, Makoto Itoh, Xu-Guang Qiu +1 more
2002Transactions of the Royal Society of Tropical Medicine and Hygiene13 citations
Semantic Scholar
Differential effects of diethylcarbamazine, tetracycline and the combination on Brugia pahangi adult females in vitro.
N. K. Gunawardena, Y. Fujimaki, Y. Aoki, N. Mishima +3 more
2005Parasitology international11 citations
Semantic Scholar
Epidemiology of aerophagia in children and adolescents: A systematic review and meta-analysis
S. Rajindrajith, D. Gunawardane, C. Kuruppu, S. Dharmaratne +2 more
2022PLoS ONE9 citations Open access
Semantic Scholar
Microfilarial periodicity of Wuchereria bancrofti and man landing periodicity of the vector Culex quinquefasciatus say in Matara, Sri Lanka.
M. Weerasooriya, M. Mudalige, N. K. Gunawardena, E. Kimura +1 more
1998Ceylon Medical Journal5 citations
Semantic Scholar
Correction: Double burden of maternal and child malnutrition and socioeconomic status in urban Sri Lanka
Chisa Shinsugi, D. Gunasekara, N. K. Gunawardena, Wasanthi Subasinghe +3 more
2020PLoS ONE3 citations Open access
Semantic Scholar
Randomized placebo-controlled trial of the efficacy of mebendazole polymorphs in the treatment of hookworm infections
N. K. Gunawardena, B. Kumarendran, N. Manamperi, B. Senarathna +3 more
20132 citations
Semantic Scholar
Prevalence of enterobiasis among primary school children in Ragama MOH region
N. K. Gunawardena, T. G. A. N. Chandrasena, B. Senarathna, G. M. Silva +1 more
20122 citations
Semantic Scholar
Low prevalence of Hepatitis B and C molecular markers in a cohort of Sri Lankan patients with hepatocellular carcinoma
A. Dassanayake, A. Manamperi, N. K. Gunawardena, W. Abeyewickreme +2 more
20071 citations
Semantic Scholar
Effect of filarial infection on the cardiovascular system in rats and humans
E. Kimura, M. Itoh, M. Fujiwara, A. Kobayashi +4 more
19981 citations
Semantic Scholar
Envenoming Snakebite Risk Map for Sri Lanka
D. Ediriweera, A. Kasturiratne, A. Pathmeswaran, N. K. Gunawardena +7 more
20160 citations
Semantic Scholar
Development of a Snakebite risk map for Sri Lanka
D. Ediriweera, A. Kasturiratne, A. Pathmeswaran, N. K. Gunawardena +8 more
20160 citations
Semantic Scholar
Health seeking behavior of snakebite victims in Sri Lanka: findings from an island-wide community-based study
A. Kasturiratne, A. Pathmeswaran, N. K. Gunawardena, E. P. D. S. Ediriweera +6 more
20140 citations
Semantic Scholar
Community incidence of snakebite and envenoming in Sri Lanka; results of a national survey
A. Pathmeswaran, A. Kasturiratne, N. K. Gunawardena, B. Wijayawickrama +6 more
20140 citations
Semantic Scholar
The epidemiology of irritable bowel syndrome among children and adolescents in Asia: a systematic review
S. Rajindrajith, N. K. Gunawardena, C. Abeygunasekara, N. Devanarayana
20130 citations
Semantic Scholar
Community incidence of snakebite in the Amiradhapura district
A. Kasturiratne, N. K. Gunawardena, B. Wijayawickrama, S. Jayamanne +4 more
20130 citations
Semantic Scholar
Ultrasonographic visualisation of live Wuchereria bancrofti adult worms in situ.
T. Chandrasena, N. K. Gunawardena, R. Premaratna, N. D. de Silva
2011Ceylon Medical Journal0 citations Open access
Semantic Scholar
Achieving millennium development goal 4 in 2015: are we really on track?
S. Mettananda, S. Rajindrajith, T. Warnakulasuriya, M. Fernando +2 more
20110 citations
Semantic Scholar
Effect of genotyping on the severity of rotavirus Gastroenteritis
T. G. A. N. Chandrasena, S. Rajindrajith, N. K. Gunawardena, G. Silva +3 more
20110 citations
Semantic Scholar
Rotavirus surveillance at the North Colombo Teaching Hospital, Sri Lanka, 2007-2008
T. G. A. N. Chandrasena, S. Rajindrajith, N. K. Gunawardena, U. A. T. M. Abayawardana +4 more
20100 citations
Semantic Scholar
Association between asthma and rhinitis
N. D. D. M. Amarasekera, N. K. Gunawardena, N. D. de Silva, G. Weerasinghe
20100 citations
Semantic Scholar
Factors affecting transmission of chikungunya using Geographical Information System (GIS)
Hapugoda, N. K. Gunawardena, Kusumawathie, G. A. J. S. K. Jayasooriya +1 more
20090 citations
Semantic Scholar
The Effect of intestinal nematode infections on atopic diseases in children
N. D. D. M. Amarasekera, N. K. Gunawardena, N. D. de Silva, J. Douglas +2 more
20090 citations
Semantic Scholar
Reduced risk of atopic diseases among schoolchildren infected with intestinal Nematodes
N. D. D. M. Amarasekera, N. K. Gunawardena, N. D. de Silva, A. Pathmeswaran +3 more
20080 citations
Semantic Scholar
Allergic sensitization in children
N. D. D. M. Amarasekera, N. K. Gunawardena, N. D. de Silva, A. Weerasinghe
20080 citations
Semantic Scholar
Geographical Information System (GIS)-based maps for monitoring of entomological risk factors affecting transmission of Chikungunya in Sri Lanka
Hapugoda, N. K. Gunawardena, Kusumawathie, G. A. J. S. K. Jayasooriya +2 more
20080 citations
Semantic Scholar
Filarial dance sign (FDS) in patients with lymphatic filariasis
R. Premaratna, T. G. A. N. Chandrasena, N. K. Gunawardena, N. D. de Silva +1 more
20080 citations
Semantic Scholar
A Mixed infection of Plasmodium falciparum and Plasmodium malariae: the first report of a Plasmodium malariae infection after 37 years of its absence in Sri Lanka
H. Hapuarachchi, S. Abeysundara, N. K. Gunawardena, A. Manamperi +5 more
20080 citations
Semantic Scholar
An Entomological study to plan intervention for prevention of dengue in Gampaha district, Sri Lanka
W. Abeyewickreme, H. A. D. C. Hapangama, I. Weerasinghe, M. Hapugoda +3 more
20080 citations Open access
Semantic Scholar
Knowledge, attitudes and practices (KAP) on dengue control in Gampaha district.
W. Abeyewickreme, H. Hapangama, Y. Gunawardene, Hapugoda +2 more
20080 citations
Semantic Scholar

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A. Pathmeswaran×15
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A. Pathmeswaran — researcher profile on SciRah
N. D. de Silva×11
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H. D. de Silva×9
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A. Kasturiratne×8
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S. Jayamanne×8

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M. Weerasooriya×8

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D. Ediriweera×7

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D. Ediriweera — researcher profile on SciRah

B. Wijayawickrama×6

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S. Rajindrajith×6

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N. D. de Silva×6

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N. D. de Silva — researcher profile on SciRah