Methodological quality of research on perioperative immunomodulatory supplementation in oncological gastrointestinal tract surgery: a meta-research protocol
Introduction One of the topics that show differences of opinion in the scientific field of nutrition is the recommendation by clinical practice guidelines (CPGs) of an immunomodulatory diet with arginine, nucleotides and omega-3 for individuals diagnosed with cancer undergoing major surgery.The quality of the recommendations is directly related to