Screening of Heavy Metals in Selected Vegetables using the Papain Inhibitive Assay. Asian Journal of Plant Biology, [S. l.], v. 2, n. 2, p. 66–69, 2014. DOI: 10.54987/ajpb.v2i2.184. Disponível em: https://journal2.hibiscuspublisher.com/index.php/AJPB/article/view/184. Acesso em: 11 may. 2026.