1. Institute of Systems Biology, Universiti Kebangsaan Malaysia, Bangi, Malaysia
2. Faculty of Pharmacy, Universitas Sumatera Utara, Medan, Indonesia
3. Herbal Medicine Research Centre, Institute for Medical Research, Shah Alam, Malaysia
4. Department of Symptom Research, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
5. Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Malaysia
6. Faculty of Pharmacy, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia