Handayani, Luluk, Sri Sumarni, & Donny Kristanto Mulyantoro.
" The Utilization of Rosella (Hibiscus Sabdariffa Linn.) Calyx Extract to Increase Hemoglobin and Hematocrit of Female  Adolescents Anemia." <em>JURNAL ILMU KEFARMASIAN INDONESIA</em> [Online], 20.1 (2022): 107-112. Web. 26 Apr. 2025