[On the helicoid valve of the rat portal vein].
D000818:Animals; D006975:Hypertension, Portal / Q000503:physiopathology; D011169:Portal Vein / Q000033:anatomy & histology* / Q000502:physiology / Q000503:physiopathology; D051381:Rats
Contributo alla conoscenza della valvola elicoidale della vena porta di ratto.