TY - GEN AU - Kobielowa,Z AU - Mazurek,A AU - Pietrzyk,J AU - Michalik,R AU - Wróbel,M AU - Kulak,M TI - [Differences in serum immunoglobulin levels in healthy children aged from 3 to 16 years] SN - 0032-3756 PY - 1976///1002 KW - Adolescent KW - Age Factors KW - Child KW - Child, Preschool KW - Female KW - Humans KW - Immunoglobulin A KW - analysis KW - Immunoglobulin G KW - Immunoglobulin M KW - Immunoglobulins KW - Male KW - Sex Factors N1 - Publication Type: English Abstract; Journal Article ER -