1. Clinical & Chemical Pathology Department, Medical Division, National Research Centre, Centre of Excellence, Cairo, Egypt
2. Clinical Pathology Department, National Cancer Institute, Cairo University, Cairo, Egypt
3. Clinical Pathology Department, Flow Cytometry Unit, National Cancer Institute, Cairo University, Cairo, Egypt
4. Cytogenetic Unit – Main Lab., Kasr Al-Ainy School of Medicine, Cairo University, Cairo, Egypt
5. Clinical & Chemical Pathology Department, Kasr Al-Ainy School of Medicine, Cairo University, Cairo, Egypt
6. Clinical & Chemical Pathology Department, National Research Centre, Cairo, Egypt
7. Community Medicine Research Department, National Research Centre, Cairo, Egypt
8. Medical Oncology Department, National Cancer Institute, Cairo University, Cairo, Egypt