TY - GEN AU - Mizuguchi,Takashi TI - Significance of definition and classification of a gesture for study of spontaneous gesture: comment on Chieffi and Ricci's study SN - 0031-5125 PY - 2007///0212 KW - Gestures KW - Humans KW - Nonverbal Communication KW - Speech N1 - Publication Type: Comment; Journal Article UR - https://doi.org/10.2466/pms.103.2.461-462 ER -