Effects of Aging on Serum Antibody Titers against Periodontopathic Bacteria - NITTA, Hiroshi; ICHIMURA, Mami; WATANABE, Hisashi; ISHIKAWA, Isao (Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology), 1990)
Keywords: Aging; ELISA; Periodontal disease; Periodontopathic bacteria; Serum antibody titer