[Possible variations in the genesis of the rheumatoid factor in young subjects].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003241:Consanguinity; D005260:Female; D006509:Hepatitis B / Q000276:immunology*; D006801:Humans; D007223:Infant; D008297:Male; D012217:Rheumatoid Factor / Q000032:analysis*
D012217:Rheumatoid Factor
Possibile varia genesi del fattore reumatoide nel giovane.