TY - GEN AU - Kraychete,Durval Campos AU - Sakata,Rioko Kimiko TI - Use and rotation of opioids in chronic non-oncologic pain SN - 1806-907X PY - 2015///0713 KW - Analgesics, Opioid KW - administration & dosage KW - Chronic Pain KW - drug therapy KW - Drug Substitution KW - Humans KW - Pain Management KW - methods N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1016/S0034-7094(12)70155-1 ER -