title: Portal vein measurements by real-time sonography.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D006975:Hypertension, Portal / Q000175:diagnosis; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011169:Portal Vein / Q000033:anatomy & histology*; D011187:Posture; D012016:Reference Values; D012189:Retrospective Studies; D014463:Ultrasonography