Scanning electron microscopy of the pharyngeal floor in the development of rat thyroid gland.
D000818:Animals; D004848:Epithelium / Q000648:ultrastructure; D005260:Female; D008855:Microscopy, Electron, Scanning / Q000379:methods; D011247:Pregnancy; D051381:Rats; D013961:Thyroid Gland / Q000196:embryology* / Q000648:ultrastructure