RT Book, Section A1 Starkey, Chad SR Print(0) ID 1163450545 T1 Therapeutic Cold and Superficial Heating Agents: Introduction T2 Therapeutic Modalities, 4e YR 2013 FD 2013 PB F. A. Davis Company PP New York, NY SN 9780803625938 LK fadavisat.mhmedical.com/content.aspx?aid=1163450545 RD 2023/04/01 AB This section describes the physics, biophysical effects, and the clinical application of cold modalities and superficial heating agents. Deep heating modalities, those that normally penetrate deeper than 2–3 cm, are presented in Section Three.