BEDSIDE LABORATORY TECHNIQUES.
D001774:Blood Chemical Analysis; D002648:Child; D006801:Humans; D010372:Pediatrics; D011188:Potassium; D012964:Sodium; D014556:Urine
D012964:Sodium; D011188:Potassium
BLOOD CHEMICAL ANALYSIS; CHILD; PEDIATRICS; POTASSIUM; SODIUM; URINE