Affiliation: | 1. Faculty of Computer and Mathematical Sciences, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia;2. Instute of Engineering Mathematics, Universiti Malaysia Perlis, Kampus Pauh Putra, Arau, Perlis;3. Department of Clinical Sciences &4. Simmons Cancer Center, The University of Texas Southwestern Medical Center, Texas, USA;5. Institute of Mathematical Sciences, Faculty of Science, Universiti Malaya, Malaysia |