Do [ Effects of different concentrations of ethylenediamine tetraacetic acid paste on removing root canal smear ]?
The concentrations of the EDTA paste can influence the effect of the removing smear layers, and the concentration beyond 17% would produce the erosion to root canal wall.
Administration of calf lung surfactant extract, calfactant, appears to be safe and is associated with rapid improvement in oxygenation, earlier extubation, and decreased requirement for intensive care in children with acute hypoxemic respiratory failure. Further study is needed, however, before widespread use in pediatric respiratory failure can be recommended.