1 Department of Parasitology, Faculty of Medicine, University Malaya, 50603, Kuala Lumpur, Malaysia.
2 Virology Unit, Infectious Disease Research Centre, Institute for Medical Research, National Institutes of Health, Ministry of Health, Shah Alam, Selangor, Malaysia.
3 Department of Pathology, Hospital Sungai Buloh, Ministry of Health, Sungai Buloh, Selangor, Malaysia.
4 Institute for Clinical Research, National Institutes of Health, Ministry of Health, Shah Alam, Selangor, Malaysia.
5 Clinical Research Centre, Hospital Sungai Buloh, Ministry of Health, Sungai Buloh, Selangor, Malaysia.
6 Department of Parasitology, Faculty of Medicine, University Malaya, 50603, Kuala Lumpur, Malaysia. lauyeeling@um.edu.my.