igm-sma were demonstrated in 2-9 % , igm-ana in 4-1 % and igg-ana in 1-2 % of the 582 subjects , and the incidence of these antibodies increased with increasing age ( p = 0-012 , p less than 0-001 and p = 0-003 , respectively ) .
C0003243
ana
C0003241
antibodies