1 State Vector Borne Disease Control Unit, Selangor State Health Department, Selangor, Malaysia
2 Department of Parasitology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
3 Julius Centre, Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
4 Department of Microbiology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
5 Department of Pathobiology and Medical Diagnostics, Faculty of Medicine and Health Sciences, University of Malaysia Sabah, Kota Kinabalu, Sabah, Malaysia