Siregar, K. et al. 2024. Effect of Sambiloto Leaf Extract (Andrographis paniculata (Burm.fil.) Ness) on The Blood Profile of Rats (Rattus norvegicus L.) Induced With Timbal Asetate (Pb(C H O2322 )) . Jurnal Pembelajaran Biologi: Kajian Biologi dan Pembelajarannya. 11, 2 (Dec. 2024), 35–42. DOI:https://doi.org/10.36706/jpb.v11i2.47.