TY - JOUR T1 - The use of opioids in the treatment of oncologic pain in the elderly JO - BrJP A1 - Silva, Ledismar José da A1 - Mendanha, Diego Machado A1 - Gomes, Patrícia Pádua SN - 2595-3192 UL - 10.5935/2595-0118.20200014 VL - 3 Y1 - 2020 PB - Brasil ER -