title: The effect of secretin in physiological doses on serum group I pepsinogens (PG I) in man.
mesh_terms: D004305:Dose-Response Relationship, Drug; D005750:Gastric Juice / Q000032:analysis; D006801:Humans; D008297:Male; D010435:Pepsinogens / Q000097:blood*; D012633:Secretin / Q000097:blood / Q000494:pharmacology* / Q000502:physiology
chemical_list: D010435:Pepsinogens; D012633:Secretin