LEE, W. C.; MAHMUD, R.; NOORDIN, R.; PIARU, S. P.; PERUMAL, S.; ISMAIL, S. Alkaloids content, cytotoxicity and anti-Toxoplasma gondii activity of Psidium guajava L. and Tinospora crispa. Bangladesh Journal of Pharmacology, [S. l.], v. 7, n. 4, p. 272–276, 2012. DOI: 10.3329/bjp.v7i4.12499. Disponível em: https://www.banglajol.info/index.php/BJP/article/view/12499. Acesso em: 20 may. 2022.