[When the patients is ill and the examination results are normal].
Jensen
Troels Staehelin
TS
Bliddal
Heanning
H
Fink
Per Klausen
PK
D002394:Catechol O-Methyltransferase / Q000235:genetics; D002908:Chronic Disease; D006801:Humans; D010146:Pain / Q000175:diagnosis* / Q000235:genetics
D002394:Catechol O-Methyltransferase