[1]
D. Doortua, I. Wooton, S. Wahyuni Tarigan, E. Syafrina, and F. Firdasari, “RELATIONSHIP OF KNOWLEDGE WITH OSTEOPOROSIS PREVENTION PREVENTED BY LANS IN WORKING AREA OF THREE RUNGGU HEALTH CENTER KECAMATAN PURBA, KABUPATEN SIMALUNGUN IN 2020”, IHERT, vol. 2, pp. 73–82, Dec. 2020.