Neuroscience · 1980 · 206 citations · 20 references
NeurophysiologyEnteric NeuronsGuinea-pig IleumPhysiologyFood DigestionGastroenterologySocial SciencesNeuroscienceDigestive TractGut BarrierNervous SystemMedicineSubstance PGastrointestinal Peptide Hormone
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Fixation of Ejaculated Spermatozoa for Electron Microscopy
Mario Stefanini, C. De Martino, Luciano Zamboni · Nature · 1967 · 1.4K citations