TY - RPRT TI - Lymphosarcoma, cold urticaria, IgG1 monoclonal cryoglobulin and complement abnormalities. AU - G Hauptmann AU - J M Lang AU - M L North AU - F Oberling AU - G Mayer AU - P J Lachmann PY - 1975 DO - 10.1111/j.1600-0609.1975.tb01051.x UR - https://pubmed.ncbi.nlm.nih.gov/1242241/ ID - 1242241 ER -