1. Department of Diagnostic Laboratory Services, Universiti Kebangsaan Malaysia Medical Centre, Blood Bank Unit, Hospital Canselor Tuanku Muhriz
2. Department of Diagnostic Laboratory Services, Blood Bank Unit, Hospital Canselor Tuanku Muhriz
3. Department of Pathology, Universiti Kebangsaan Malaysia Medical Centre, Faculty of Medicine, Malaysia
4. Department of Physiology, Khulna City Medical College and Hospital, Khulna, Bangladesh
5. Unit of Pharmacology, Faculty of Medicine and Defence Health, Universiti Pertahanan Nasional Malaysia (National Defence University of Malaysia), Kuala Lumpur, Malaysia
6. Department of Research, Karnavati Scientific Research Center, School of Dentistry, Karnavati University, Gandhinagar, Gujarat, India