2009. Vasodilator activity of extracts of field Alpinia purpurata (Vieill) K: Schum and A. zerumbet (Pers.) Burtt et Smith cultured in vitro . Brazilian Journal of Pharmaceutical Sciences. 45, 3 (Sep. 2009), 507–514. DOI:https://doi.org/10.1590/S1984-82502009000300017.