BMI	Body mass index
CI	Confidence interval
CLIA	Chemiluminescent immunoassay
DXA	Dual-energy X-ray absorptiometry
eGFR	Estimated glomerular filtration rate
ENETS	European Neuroendocrine Tumor Society
EP-NET	Entero-pancreatic NET
GEP-NET	Gastroenteropancreatic neuroendocrine tumor
gNET	Gastric neuroendocrine tumor
MD	Mediterranean diet
mTOR	Mammalian target of rapamycin
NET	Neuroendocrine tumor
OR	Odds ratio
PREDIMED	Prevention with Mediterranean diet
PTH	Parathyroid hormone
VDD	Vitamin D deficiency