E. Çeker, Z. N. Özkurt, Z. A. Yeğin, G. Güz, and R. Haznedar, “Renal Impairment at Multiple Myeloma Diagnosis: Clinical Characteristics, Contributing Factors in a Retrospective Cohort: Renal Insufficiency in Multiple Myeloma”, J Eur Int Med Prof, vol. 4, no. 1, pp. 13–20, Feb. 2026.