Scientist holding a blood sample for Vasoactive intestinal peptide test with laboratory background.

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• hormones
• chemistry
• biology
• biochemistry
• chemical
• digestion
• science
• peptide
• gastric
• medical science
• digestive health
• intestine
• acid
• salud
• laboratory
• medic
• stomach
• gut
• blood test
• disease
• blood sample
• medical test
• medical research
• care
• researcher
• gut health
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