M. Sarengat, R. A. Ganie, and S. N. Lumbanraja, “LEVELS OF INTERLEUKIN-6 AND TUMOR NECROSIS FACTOR ALPHA IN PREGNANT PATIENTS WITH PREECLAMPSIA AND PATIENTS WITH NORMAL PREGNANCY”, Indonesian J. Clin. Pathol. Med. Lab., vol. 25, no. 2, pp. 199–201, Apr. 2019.