Streptococcus mutans–Induced Infective Endocarditis Associated With Hypocomplementemia and Positive Anti–Double-stranded DNA Antibody. Issue 1 (January 2021) - Toda, Masayoshi; Yamaguchi, Makoto; Katsuno, Takayuki; Iwagaitsu, Shiho; Nobata, Hironobu; Kinashi, Hiroshi; Banno, Shogo; Ito, Yasuhiko