Purwini, Wiwin, and Rahayu Khairiah. “The Effectiveness of Consumption of Red Guava Juice Against Increasing Hemoglobin Levels in Pregnant Women”. Jurnal Keperawatan Komprehensif (Comprehensive Nursing Journal) 8, no. Special Edition (June 30, 2022). Accessed December 22, 2024. https://journal.stikep-ppnijabar.ac.id/index.php/jkk/article/view/395.