TY - RPRT TI - IgG subclasses in human periodontal disease. II. Cytophilic and membrane IgG subclass immunoglobulins. AU - B F Mackler AU - R M Faner AU - P Schur AU - T E Wright AU - B M Levy PY - 1978 DO - 10.1111/j.1600-0765.1978.tb00197.x UR - https://pubmed.ncbi.nlm.nih.gov/151131/ ID - 151131 ER -