1. Department of Nursing, Hematology and Oncology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
2. Hematology and Oncology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
3. Department of Public Health, Maragheh University of Medical Science, Maragheh, Iran.
4. Department of Nursing, Tabriz Medical University, Tabriz, Iran.
5. Department of Genetics, Tabriz University, Tabriz, Iran.