title: S. Ramón y Cajal, R. G. Harrison, and the beginnings of neuroembryology.
mesh_terms: D046508:Culture Techniques / Q000379:methods; D004626:Embryology / Q000266:history*; D004627:Embryonic Induction; D049672:History, 19th Century; D049673:History, 20th Century; D009024:Morphogenesis; D009416:Nerve Regeneration; D009420:Nervous System / Q000196:embryology*; D009462:Neurology / Q000266:history*; D013030:Spain