[Evaluation of the remote results of various procedures in the treatment of portal hypertension].
D005500:Follow-Up Studies; D006471:Gastrointestinal Hemorrhage / Q000517:prevention & control*; D006801:Humans; D006975:Hypertension, Portal / Q000601:surgery*; D011170:Portasystemic Shunt, Surgical; D013156:Splenectomy