A simplified method for estimating sodium in urine and in fluid from the gastrointestinal tract.
D001826:Body Fluids; D005750:Gastric Juice; D041981:Gastrointestinal Tract; D006801:Humans; D012964:Sodium / Q000652:urine*; D014556:Urine
D012964:Sodium
GASTRIC JUICE; SODIUM/in urine; URINE