TY - RPRT TI - Studies on the polymorphisms of Pi, Bf, Gm serum levels of immunoglobulins and complement components in patients with Down's syndrome and other diseases. AU - L Hirth AU - D P Agarwal AU - H G Benkmann AU - H W Goedde AU - P Grünwald PY - 1978 UR - https://pubmed.ncbi.nlm.nih.gov/158264/ ID - 158264 ER -