1. Department of Environment Science, Graphic Era (Deemed to be University), Dehradun, India
2. Bio-process and Biotechnology Centre of Excellence, College of Applied Sciences, Addis Ababa Science and Technology University, Addis Ababa, Ethiopia
3. Department of Industrial Chemistry, College of Applied Sciences, Addis Ababa Science and Technology University, Addis Ababa, Ethiopia
4. School of Public Health, Wolaita Sodo University, Wolaita, Ethiopia