1. Department of Radiation Oncology, Cancer Biology Division, Washington University in Saint Louis School of Medicine, St. Louis, MO, USA;
2. Department of Pharmaceutical and Administrative Sciences, St. Louis College of Pharmacy, St. Louis, MO, USA;
3. Section of Stem Cell Transplant and Leukemia, Division of Medical Oncology, Washington University in Saint Louis School of Medicine, St. Louis, MO, USA;
4. Department of Pharmaceutics and Industrial Pharmacy, Cairo University Faculty of Pharmacy, Cairo, Egypt