I. Hagel, M. Cabrera, P. Sánchez, P. Rodríguez, and J. J. Lattouf, “Role of the Low Affinity Ige Receptor (CD23) on The Ige Response Against Ascaris Lumbricoides in Warao Amerindian Children From Venezuela”, Invest Clín, vol. 47, no. 3, Nov. 2009.