1. Faculty of Pharmacy, Universiti Kebangsaan Malaysia, Jalan Raja Muda Abdul Aziz, 50300 Kuala Lumpur, Malaysia
2. Wound Care Unit, Department of Internal Medicine, Hospital Kuala Lumpur, Jalan Pahang, 50586 Kuala Lumpur, Malaysia
3. Drug and Herbal Research Centre, Faculty of Pharmacy, Universiti Kebangsaan Malaysia Jalan Raja Muda Abdul Aziz, 50300 Kuala Lumpur, Malaysia