No changes in plasma osmolality after hydroxyethyl-starch 10%, ringer lactate dextrose 5%, and NaCl 0.9% on lumbar disc surgery . Ann Med Res [Internet]. 2021 May 25 [cited 2025 May 10];4(2):0161-4. Available from: http://www.annalsmedres.org/index.php/aomr/article/view/2604