PT - JOURNAL ARTICLE AU - Rubin, Bruce K TI - High-Frequency External Chest Wall Compression for Secretion Clearance: Shake It, But Don't Break It DP - 2007 Aug 01 TA - Respiratory Care PG - 982--983 VI - 52 IP - 8 4099 - http://rc.rcjournal.com/content/52/8/982.short 4100 - http://rc.rcjournal.com/content/52/8/982.full