1. Blood Bank Unit, Department of Diagnostic Laboratory Services, Universiti Kebangsaan Malaysia Medical Centre, Hospital Canselor Tuanku Mukhriz UKM, Kuala Lumpur, Malaysia
2. Department of Paediatrics, Mymensingh Medical College, Mymensingh, Bangladesh
3. Department of Medicine, 250 Bed District Sadar Hospital, Cox’s Bazar, Bangladesh
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, Karnavati School of Dentistry, Karnavati University, Gandhinagar, Gujarat, India