(Q39503815)
Statements
1 reference
Long-term oral opioid therapy in patients with chronic nonmalignant pain (English)
1 reference
Zenz M
1 reference
Strumpf M
1 reference
Tryba M
1 reference
1 February 1992
1 reference
1 reference
7
1 reference
2
1 reference
69-77
1 reference
Identifiers
1 reference
1 reference