Rahmafindari, M., L. Anniwati, M. Aminuddin, and F. R. Marpaung. “Comparison of 25-Hydroxyvitamin D Levels in Acute Coronary Syndrome”. INDONESIAN JOURNAL OF CLINICAL PATHOLOGY AND MEDICAL LABORATORY, vol. 26, no. 3, Sept. 2020, pp. 282-8, doi:10.24293/ijcpml.v26i3.1560.