Genetic architecture underlying IgG-RF production is distinct from that of IgM-RF

Ai Yaku, Yuki Ishikawa, Takeshi Iwasaki, Ryosuke Hiwa, Keitaro Matsuo, Hiroh Saji, Kimiko Yurugi, Yasuo Miura, Moritoshi Furu, Hiromu Ito, Takao Fujii, Taira Maekawa, Motomu Hashimoto, Koichiro Ohmura, Tsuneyo Mimori, Chikashi Terao