title: Saliva on Hemastix produces false-positive results for blood.
mesh_terms: D005189:False Positive Reactions; D006396:Hematemesis / Q000175:diagnosis*; D006801:Humans; D007202:Indicators and Reagents; D011934:Reagent Strips; D012463:Saliva
chemical_list: D007202:Indicators and Reagents; D011934:Reagent Strips