[Diagnostic value of gastrointestinal bleeding in pediatric surgery].
D006471:Gastrointestinal Hemorrhage; D041981:Gastrointestinal Tract; D006470:Hemorrhage; D013043:Specialties, Surgical
GASTROINTESTINAL SYSTEM/hemorrhage; HEMORRHAGE
Diagnosticheskoe znachenie zheludochno-kishechnykh krovo techenii v detskoi khirurgii.