Biochemical changes of saliva during betel chewing.
D001114:Areca; D002118:Calcium / Q000032:analysis; D003813:Dentistry; D006863:Hydrogen-Ion Concentration; D008409:Mastication; D010710:Phosphates / Q000032:analysis; D010946:Plants, Medicinal; D012463:Saliva / Q000032:analysis
D010710:Phosphates; D002118:Calcium