Shao L, Wang B, Wang S, Mu F, Gu K. Comparison of 7.2% hypertonic saline - 6% hydroxyethyl starch solution and 6% hydroxyethyl starch solution after the induction of anesthesia in patients undergoing elective neurosurgical procedures. Clinics. 2013;68(3):323-328. doi:10.1590/clin.v68i3.72129