On the applicability of the CASPAR criteria in psoriatic arthritis.
Pedersen
O B
OB
Junker
P
P
D015535:Arthritis, Psoriatic / Q000175:diagnosis*; D004200:Diseases in Twins / Q000175:diagnosis*; D006801:Humans; D012107:Research Design; D018433:Twin Studies as Topic / Q000379:methods