[The value of the lugol test in differential diagnosis of upper digestive hemorrhages].
D003937:Diagnosis, Differential; D004063:Digestion; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006470:Hemorrhage; D006801:Humans; D007454:Iodides; D007455:Iodine
D007454:Iodides; D007455:Iodine
HEMORRHAGE, GASTROINTESTINAL/diagnosis; IODINE