[DIAGNOSTIC VALUE OF THE DETERMINATION OF GASTRIC ACIDITY ACCORDING TO BIOPTIC TESTS].
D001706:Biopsy; D005745:Gastric Acidity Determination; D006801:Humans
BIOPSY; GASTRIC ACIDITY DETERMINATION
WARTO'S'C DIAGNOSTYCZNA OZNACZANIA KWA'SNO'SCI TRE'SCI ZOL ADKOWEJ W 'SWIETLE BADA'N BIOPTYCZNYCH.