TY - RPRT TI - Chemotactic activity in periodontal disease. II. The generation of complement-derived chemotactic factors. AU - H Okada AU - M S Silverman PY - 1979 DO - 10.1111/j.1600-0765.1979.tb00784.x UR - https://pubmed.ncbi.nlm.nih.gov/155734/ ID - 155734 ER -