1. Retinoids and the immune system: Immunostimulation by vitamin A;Dennert,1984
2. Influence of vitamin A status on the immune system;Nauss,1986
3. Carotenoids and the immune response;Bendich;J Nutr,1989
4. Retinoids in the host defense system;Yamamoto;World Rev Nutr Diet,1991
5. Interactions of nutrition and infection;Scrimshaw,1968