Central apnea after adenotonsillectomy in childhood: case report - Almeida, Leila Azevedo de; Eckeli, Alan Luiz; Anselmo-Lima, Wilma Terezinha; Oliveira Filho, Edgard Camilo de; Sander, Heidi Haueisen; Fernandes, Regina Maria França; Valera, Fabiana Cardoso Pereira (Sleep and Breathing, 2012)