title: [Embryonal heart development. Apropos of several structural characteristics].
mesh_terms: D000818:Animals; D002642:Chick Embryo; D005318:Fetal Heart / Q000033:anatomy & histology* / Q000254:growth & development; D006321:Heart / Q000196:embryology*; D006329:Heart Conduction System / Q000166:cytology; D006346:Heart Septum / Q000196:embryology; D009206:Myocardium / Q000166:cytology; D012849:Sinoatrial Node / Q000166:cytology
vernacular_title: Le développement du coeur embryonnaire. A propos de quelques particularités structurales.