[First observations on a new diagnostic method for the determination of gastric acidity without intubation].
D000740:Anemia; D000747:Anemia, Hypochromic / Q000175:diagnosis*; D005750:Gastric Juice / Q000737:chemistry*; D005762:Gastroenterology / Q000175:diagnosis*; D006801:Humans; D007440:Intubation
ANEMIA, HYPOCHROMIC/diagnosis; GASTRIC JUICE/chemistry; GASTROENTEROLOGY/diagnosis