A survey on the relationship between serum 25-hydroxy vitamin D level and tumor characteristics in patients with breast cancer - Janbabai, Ghasem; Shekarriz, Ramin; Hassanzadeh, Homa; Aarabi, Mohsen; Borhani, Seyyedeh Samaneh (International Journal of Hematology-Oncology and Stem Cell Research, 2016)