@article{202410.2483, doi = {10.20944/preprints202410.2483.v1}, url = {https://doi.org/10.20944/preprints202410.2483.v1}, year = 2024, month = {October}, publisher = {Preprints}, author = {Pau Plá Sánchez and Joaquín Marchena Gómez and Natalia Afonso Luis and Francisco José Cruz Benavides}, title = {Preoperative Elevated Neutrophil-to-Lymphocite Ratio Should Be an Indication for Neoadjuvant Chemotherapy in Patients with Periampullary and Pancreatic Cancers and Normal Levels of Preoperative CA 19.9.}, journal = {Preprints} }