title: Leech segmentation: cell lineage and the formation of complex body patterns.
authors.affiliation: Department of Anatomy and Cellular Biology, Harvard Medical School, Boston, Massachusetts 02115.
authors.forename: M
authors.initials: M
authors.lastname: Shankland
mesh_terms: D000818:Animals; D007865:Leeches / Q000166:cytology / Q000196:embryology*; D009024:Morphogenesis; D010507:Periodicity