A study of immunoglobulin levels in Singapore infants and children.
D002675:Child, Preschool; D005006:Ethnicity; D005260:Female; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D007153:Immunologic Deficiency Syndromes / Q000453:epidemiology*; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D012846:Singapore; D005719:gamma-Globulins / Q000032:analysis*
D007136:Immunoglobulins; D005719:gamma-Globulins