APOL1 in an ethnically diverse pediatric population with nephrotic syndrome: implications in focal segmental glomerulosclerosis and other diagnoses

Andréia Watanabe, Mara Sanches Guaragna, Vera Maria Santoro Belangero, Fernanda Maria Casimiro da Fonseca, João Bosco Pesquero, Luciana de Santis Feltran, Lílian Monteiro Pereira Palma, Patrícia Varela, Precil Diego Miranda de Menezes Neves, Antônio Marcondes Lerário, Marcela Lopes de Souza, Maricilda Palandi de Mello, Anna Cristina Gervásio de Brito Lutaif, Cassio Rodrigues Ferrari, Matthew G. Sampson, Luiz F. Onuchic, Paulo César Koch Nogueira