Opioids in the management of persistent non-cancer pain
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PII: S1472-0299(07)00290-1
doi:10.1016/j.mpaic.2007.11.004
© 2007 Elsevier Ltd. All rights reserved.
PII: S1472-0299(07)00290-1
doi:10.1016/j.mpaic.2007.11.004
© 2007 Elsevier Ltd. All rights reserved.