M. Caglayan, “25-HYDROXYVITAMIN D (25-OHD) LEVELS in TURKISH GERIATRIC POPULATION: A NATIONWIDE STUDY: 25-OHD LEVELS in TURKISH GERIATRIC POPULATION”, J Med Biochem, vol. 41, no. 4, pp. 450–458, May 2022, doi: 10.5937/jomb0-36921.