“Estimation of Heavy Metals in Medicinal Plants As a Source of Herbal Medicine Used in Cardiovascular Diseases: Short Communication: Heavy Metals in Medicinal Plants”. 2012. Biological Sciences - PJSIR 55 (3): 169-71. https://doi.org/10.52763/PJSIR.BIOL.SCI.55.3.2012.169.171.