Ziegenhorn, A. A., Schulte-Herbrüggen, O., Danker-Hopfe, H., Malbranc, M., Hartung, H.-D., Anders, D., et al. (2007).
Serum neurotrophins: A study on the time course and influencing factors in a large old age sample.
Neurobiology of Aging, 28(9), 1436-1445.