Agustina, W., H. P. Harahap, Y. Oktafirnanda, and E. R. B. Sembiring. “Effectiveness of Beet Jelly on Hemoglobin Levels of Pregnant Women”. Journal of Pharmaceutical and Sciences, vol. 6, no. 5-si, Dec. 2023, pp. 234-9, doi:10.36490/journal-jps.com.v6i5-si.406.