title: Estimating equations of autonomic balance using factor analysis.
authors: Institute of Human Living Science, Otsuma Women's University, Tokyo, Japan.
authors: S
authors: S
authors: Ohsawa
mesh_terms: D000293:Adolescent; D001341:Autonomic Nervous System / Q000502:physiology*; D002648:Child; D004562:Electrocardiography / Q000706:statistics & numerical data*; D005163:Factor Analysis, Statistical; D006801:Humans