Does a Mother's Attachment to Her Child Affect Biological Information provided by the Child? -Chaos analysis of fingertip pulse waves of children. - Mayumi Oyama-Higa; Junko Tsujino; Mitsuko Tanabiki (SMC, 2006)

Detecting Problem Behavior in Children from Biological Signals: Validation through Chaos Analysis. - Junko Tsujino; Mayumi Oyama-Higa; Mitsuko Tanabiki (SMC, 2006)

Measurement of ear pulse waves in children: Effect of facing another child and relationship to an action index. - Junko Tsujino; Mayumi Oyama-Higa; Mitsuko Tanabiki (SMC, 2008)