ARTICLE: PDF OnlySafety of Hospitalized Ventilator-Dependent Children Outside of the Intensive Care UnitAmbrosio, I. U.; Woo, M. S.; Jansen, M. T.; Keens, T. G.; Robinson, Laura SPT Author Information Northwestern University Pediatric Physical Therapy 11(4):p 208, Winter 1999. Free © 1999 Lippincott Williams & Wilkins, Inc.