TY - RPRT TI - Complement fixing activity in diseased human gingival tissues. AU - S E Schonfeld AU - G I Drury AU - S M Herles PY - 1981 DO - 10.1111/j.1600-0765.1981.tb02019.x UR - https://pubmed.ncbi.nlm.nih.gov/6458693/ ID - 6458693 ER -