title: An experimental study of cell death in the developing trochlear nucleus.
mesh_terms: D000367:Age Factors; D000818:Animals; D002452:Cell Count; D002454:Cell Differentiation; D002470:Cell Survival; D004372:Ducks; D009457:Neuroglia / Q000502:physiology; D009801:Oculomotor Muscles / Q000502:physiology / Q000601:surgery; D014321:Trochlear Nerve / Q000166:cytology / Q000196:embryology*