Brazilian report on primary immunodeficiencies in children: 166 cases studied over a follow-up time of 15 years - Grumach, Anete; Duarte, Alberto J. S.; Bellinati-Pires, Raquel; Pastorino, Antonio C.; Jacob, Cristina M. A.; Diogo, Constância L.; Condino-Neto, Antonio; Kirschfink, Michael; Carneiro-Sampaio, Magda (Journal of clinical immunology, 1997)