[Simplified tubeless gastric acidity determination with dye exchange resin].
D005745:Gastric Acidity Determination; D005750:Gastric Juice; D007475:Ion Exchange Resins; D012116:Resins, Plant
D007475:Ion Exchange Resins; D012116:Resins, Plant
GASTRIC JUICE; ION EXCHANGE RESINS
Einfache sondenilose Magensäureprobe mit Farbstoffaustauscher.