Loss of day-night rhythm in rats after portacaval shunt.
D000818:Animals; D001522:Behavior, Animal; D002940:Circadian Rhythm; D006501:Hepatic Encephalopathy / Q000209:etiology; D008297:Male; D009043:Motor Activity; D011167:Portacaval Shunt, Surgical / Q000009:adverse effects*; D051381:Rats