1. Department of Materials Science and Engineering, National University of Singapore, 9 Engineering Drive 1, Singapore 117575, Singapore
2. Research Affairs, Faculty of Medicine, Chulalongkorn University, 1873 Rama IV Road, Pathum Wan, Bangkok 10330, Thailand
3. Center of Excellence in Biomaterial Engineering in Medical and Health, Chulalongkorn University, Bangkok 10330 Thailand
4. Institute of Materials Research and Engineering, Agency for Science, Technology, and Research (A*STAR), 2 Fusionopolis Way, Innovis 138635, Singapore