Institution: | Norazah Ahmad, Wan Rasinah Zakaria, Bacteriology Unit, Institute for Medical Research, Jalan Pahang, 50588 Kuala Lumpur, MalaysiaSheikh Anwar Abdullah, Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, 56000 Kuala Lumpur, MalaysiaRamelah Mohamed, Universiti Kebangsaan Malaysia Molecular Biological Institute, Universiti Kebangsaan Malaysia Medical Centre, 56000 Kuala Lumpur, Malaysia |