title: Fine structure of round-headed human spermatozoa.
mesh_terms: D000328:Adult; D002462:Cell Membrane; D002465:Cell Movement; D002467:Cell Nucleus; D002843:Chromatin; D003594:Cytoplasmic Granules; D006056:Golgi Apparatus; D006801:Humans; D007248:Infertility, Male / Q000473:pathology*; D008247:Lysosomes; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D013094:Spermatozoa
chemical_list: D002843:Chromatin