(Q47755362)
Statements
1 reference
Persistent pain and well-being: a World Health Organization Study in Primary Care (English)
1 reference
O Gureje
1 reference
M Von Korff
1 reference
G E Simon
1 reference
R Gater
1 reference
1 July 1998
1 reference
280
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2
1 reference
147-151
1 reference