Neuron numbers in the hypothalamus of the normal aging rhesus monkey: stability across the adult lifespan and between the sexes.
Roberts DE, Killiany RJ, Rosene DL. Neuron numbers in the hypothalamus of the normal aging rhesus monkey: stability across the adult lifespan and between the sexes. J Comp Neurol. 2012 Apr 15; 520(6):1181-97.