1. Department of Pharmaceutical Analysis, Menoufia University, Menofia Governorate, Egypt
2. Department of Pharmaceutical Analytical Chemistry, University of Alexandria, Alexandria 21521, Egypt
3. Swedish Drug Agency, Uppsala, Sweden
4. Department of Respiratory Medicine Gävle Hospital and Centre for Research at Uppsala University/County Council of Gävleborg, Gävle, Sweden
5. Karolinska Institute, Solna SE17176, Sweden