Characteristics and distribution of endogenous RFamide-related peptide-1Shoji Fukusumi; Yugo Habata; Hiromi Yoshida; Norio Iijima; Yuji Kawamata; Masaki Hosoya; Ryo Fujii; Shuji Hinuma; Chieko Kitada; Yasushi Shintani; Masato Suenaga; Haruo Onda; Osamu Nishimura; Masaki Tanaka; Yasuhiko Ibata; Masahiko Fujino · 2001