1. Interdisciplinary Research Centre in Biomedical Materials (IRCBM), COMSATS University Islamabad, Lahore Campus, Lahore, Pakistan;
2. Department of Dental Materials, Rehman College of Dentistry, Peshawar, Pakistan;
3. Department of Restorative Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia;
4. Engineering Department, Lancaster University, Lancaster, UK