Multiple zygomatic implants as an alternative for rehabilitation of the extremely atrophic maxilla: a case letter with 55 months of follow-up - Marques Padovan, Luis Eduardo; Ribeiro-Junior, Paulo Domingos; Mattias Sartori, Ivete Aparecida de; Thome, Geninho; Sartori, Elisa Mattias [UNESP]; Uhlendorf, Jean (Allen Press Inc, 2015)