“Evaluation Level of Gene Expression for PRE Gene on Preptin Hormone in Patients With Osteoporosis in Mosul City: Evaluation Level of Gene Expression for PRE Gene on Preptin Hormone”. Rafidain Journal of Science, vol. 35, no. 2, June 2026, pp. 122-34, https://doi.org/10.33899/rsci.v35i2.63626.