Anar, Ceyda, Yavuz Melike Yüksel, Güldaval Filiz, and Dilek Kalenci. 2019. “Assessment of Osteoporosis Using the FRAX Method and the Importance of Vitamin D Levels in COPD Patients”. Multidisciplinary Respiratory Medicine 13 (1). https://doi.org/10.4081/mrm.2018.92.