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Perioperative Opioid-sparing Effect of Retrosuperior Costotransverse Ligament Block Versus Erector Spinae Block in Laparoscopic Cholecystectomy — Stella
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Perioperative Opioid-sparing Effect of Retrosuperior Costotransverse Ligament Block Versus Erector Spinae Block in Laparoscopic Cholecystectomy
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Perioperative Opioid-sparing Effect of Retrosuperior Costotransverse Ligament Block Versus Erector Spinae Block in Laparoscopic Cholecystectomy
Not a traditional drug trial — this study doesn't follow the standard phase structure.
Trial locations
(1 site)
Egypt
Faculty of human medicine, Zagazig university, Zagazig, Zagazig