Gastro-intestinal disorders.
Markitziu
A
A
Aframian
D
D
D005745:Gastric Acidity Determination; D005767:Gastrointestinal Diseases / Q000150:complications*; D006863:Hydrogen-Ion Concentration; D009061:Mouth Mucosa / Q000737:chemistry*; D014077:Tooth Erosion / Q000209:etiology*