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3. Normal saline instillation as part of the suctioning procedure: effects on PaO2 and amount of secretions;Bostick;Heart & Lung,1987
4. Research-based practice: reducing restraints in an acute care settingphase 1;Cruz;Journal of Gerontological Nursing,1997
5. Minimizing the harmful effects of mechanical aspiration;Demers;Heart & Lung,1973