Alcântara, Maria Cláudia Moreira de, Francisca Alexandra Araújo da Silva, Maria Euridéa de Castro, and Thereza Maria Magalhães Moreira. 2011. “Clinical Characteristics of Children Using Ventricular Derivations for Hidrocephalus Treatment”. Rev Rene 12 (4). http://periodicos.ufc.br/rene/article/view/4339.