Opioids for chronic non-cancer pain

Rainer Freynhagen, Gerd Geisslinger, Stephan A. Schug

Research output: Contribution to journalArticlepeer-review

36 Scopus citations
Original languageEnglish
Article numberf2937
JournalBMJ
Volume346
Issue number7913
DOIs
StatePublished - 22 Jun 2013

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