title: The fine structure of haemopoiesis in the human fetal liver. I. The haemopoietic precursor cells.
mesh_terms: D001652:Bile Ducts / Q000033:anatomy & histology; D002462:Cell Membrane; D004721:Endoplasmic Reticulum; D005333:Fetus / Q000033:anatomy & histology*; D005865:Gestational Age; D006056:Golgi Apparatus; D006412:Hematopoietic Stem Cells / Q000166:cytology*; D006801:Humans; D008099:Liver / Q000033:anatomy & histology*; D008854:Microscopy, Electron; D008930:Mitochondria, Liver; D008938:Mitosis