Psoriatic arthritis: a unique family.
D000368:Aged; D001168:Arthritis / Q000150:complications / Q000235:genetics*; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010375:Pedigree; D011247:Pregnancy; D011565:Psoriasis / Q000150:complications / Q000235:genetics*; D013167:Spondylitis, Ankylosing / Q000150:complications / Q000235:genetics; D014310:Triplets
D001789:Blood Group Antigens