Learning of physiological responses: I. Habituation, sensitization, and classical conditioning.

Reduced cardiac selenium content in the acquired immunodeficiency syndrome.

Severe intrahepatic cholestasis in patients treated with recombinant interleukin-2 and lymphokine-activated killer cells.

Campylobacter pylori and gastroduodenal disease: a prospective endoscopic study and comparison of diagnostic tests.

Decreased hepatic selenium content in alcoholic cirrhosis.

Selenium status and the polyp-cancer sequence: a colonoscopically controlled study.

Campylobacter pylori antibodies in humans.

Common nutritional disorders in the elderly: atypical manifestations.

The hepatobiliary manifestations of human immunodeficiency virus infection.

Abnormalities of blood selenium and glutathione peroxidase activity in patients with acquired immunodeficiency syndrome and aids-related complex.

Campylobacter pyloridis degrades mucin and undermines gastric mucosal integrity.

The liver in acquired immune deficiency syndrome: emphasis on patients with intravenous drug abuse.

Diminished blood selenium levels in renal failure patients on dialysis: correlations with nutritional status.

Low blood selenium levels in patients with cystic fibrosis compared to controls and healthy adults.

Pain perception decrement produced through repeated stimulation.