Effect of single or multi-period use of transcutaneous acupoint electrical stimulation on postoperative nausea and vomiting in patients undergoing gynecological laparoscopic surgery: a prospective randomized double-blind trial. - Jin LD; Lei W; Xu J; Xing L; Shen YH; Lin SF; Chen YF; He TT; Wang XY (BMC complementary medicine and therapies, 2025)