The efficacy of a traditional Japanese acupuncture method, contact needle therapy (CNT), on peripheral blood flow of the skin. - Keiko Ogawa-Ochiai; Takae Takebe; Mako Iwahashi; Akiko Shirai; Masaki E. Tsuda; Aya Komiya; Keiichi Sugata; Osamu Tanno (Artif. Life Robotics, 2020)