title: Neuronal competition.
mesh_terms: D002470:Cell Survival; D009414:Nerve Growth Factors / Q000502:physiology*; D009434:Neural Pathways / Q000502:physiology; D009474:Neurons / Q000502:physiology*; D013569:Synapses / Q000502:physiology* / Q000648:ultrastructure
chemical_list: D009414:Nerve Growth Factors