title: [The argentiferous epithelial barrier (Polak) in the newborn infant].
mesh_terms: D002838:Chromaffin System / Q000166:cytology*; D004847:Epithelial Cells; D004848:Epithelium; D006801:Humans; D007231:Infant, Newborn; D010858:Pigmentation
vernacular_title: La barrera epítelial argentófila (Polak) en el recién nacido.