Effect of Preoperative Lactobacillus acidophilus Supplementation on Postoperative Gastric Residual Volume after Lower Digestive Laparotomy: A Randomized, Double-Blind, Controlled Trial - Christophorus Simadibrata Christophorus; Rudyanto Sedono Rudyanto; Sidharta Kusuma Manggala Sidharta Kusuma; Wifanto Saditya Jeo Wifanto Saditya (Frontiers on Healthcare Research, 2026)