Anti-Inflammatory Activities of Two Flavanones, Sigmoidin A and Sigmoidin B, from Erythrina sigmoidea - Njamen, Dieudonné; Mbafor, Joseph Tanyi; Fomum, Zacharias Tanee; Kamanyi, Albert; Mbanya, Jean-Claude; Recio, M Carmen; Giner, Rosa M; Máñez, Salvador; Ríos, José Luis (Planta Medica, 2004)