Results 401 to 405 of about 512,940 (405)
Some of the next articles are maybe not open access.

Opioid analgesics for nociceptive cancer pain: A comprehensive review

Ca-A Cancer Journal for Clinicians
Christina Abdel Shaheed   +2 more
exaly  

Endogenous opioids and opioid receptors

Current Opinion in Anaesthesiology, 1993
openaire   +2 more sources

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