by Halac, Eduardo, Halac, Jacobo, Bégué, Enrique F., Casañas, Jorge M., Indiveri, Daniel R., Petit, Juan F., Figueroa, María J., Olmas, José M., Rodriíguez, Luis A., Obregón, Ricardo J., Martínez, María V., Grinblat, David A., Vilarrodona, Hugo O.
Published in The Journal of pediatrics (01.07.1990)