1. Department of Chemistry, Faculty of Mathematics and Natural Science, Hasanuddin University, Makassar, Indonesia
2. Universidad Continental, Lima, Perú
3. Bahauddin Zakariya University, Multan, Pakistan
4. Medical Laboratories Techniques Department, Al-Mustaqbal University College, Babylon, Hilla, Iraq
5. College of Applied Medical Sciences, Khamis Mushait Campus, King Khalid University, Abha, Saudi Arabia