[Studies on changes in the portal vein and the splenic vein with age and in portal hypertension].
D000375:Aging; D006801:Humans; D006973:Hypertension; D006975:Hypertension, Portal; D011169:Portal Vein; D013162:Splenic Vein
AGING; HYPERTENSION, PORTAL; PORTAL VEIN; SPLENIC VEIN