Formulation and phytochemical analysis of a potentially functional beverage from combining a leaf extract and pulp of Annona muricata (Annonaceae) Dahkkit: Nolasco-González, Yolanda, García-Magaña, María de Lourdes, León-Fernández, Andrés Eloy, Monribot-Villanueva, Juan L., Guerrero-Analco, José A., Montalvo González, Efigenia