title: Changes of the "natural" antibody levels in relation to age and sex.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000906:Antibodies / Q000032:analysis; D000918:Antibody Specificity; D001782:Blood Donors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006386:Hemagglutination Tests; D006801:Humans; D006814:Hungary; D007223:Infant; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
chemical_list: D000906:Antibodies