O. Moreno-Loaiza and A. Paz-Aliaga, “Vasodilatador effect mediated by nitric oxide of the Zea mays L (Andean purple corn) hydroalcoholic extract in aortic rings of rat”, Rev Peru Med Exp Salud Publica, vol. 27, no. 4, Dec. 2010, doi: 10.17843/rpmesp.2010.274.1523.