Problems with the definition of axial and peripheral disease patterns in psoriatic arthritis.
Taylor
William J
WJ
Zmierczak
Hans-Georg
HG
Helliwell
Philip S
PS
D015535:Arthritis, Psoriatic / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology; D003937:Diagnosis, Differential; D006801:Humans; D007596:Joints / Q000503:physiopathology; D013167:Spondylitis, Ankylosing / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology