1. Endocrine systems;Andres,1977
2. Learning and Aging;Arenberg,1977
3. Plasticity and enhancement of intellectual functioning in old age;Baltes,1982
4. Effects on aging on visual memory, sensory processing, and discrimination learning in a nonhuman primate;Bartus,1979
5. Age related memory loss and cholinergic dysfunction: Possible directions based on animal models;Bartus,1981