title: Light and electron microscopy of the human fetal thymus.
mesh_terms: D001808:Blood Vessels / Q000033:anatomy & histology / Q000166:cytology; D003239:Connective Tissue Cells; D003593:Cytoplasm; D004847:Epithelial Cells; D006056:Golgi Apparatus; D006801:Humans; D008214:Lymphocytes / Q000166:cytology; D008854:Microscopy, Electron; D008928:Mitochondria; D011554:Pseudopodia; D013950:Thymus Gland / Q000033:anatomy & histology / Q000098:blood supply / Q000166:cytology / Q000196:embryology*