TY - GEN AU - Fawcett,D W AU - Phillips,D M TI - The fine structure and development of the neck region of the mammalian spermatozoon SN - 0003-276X PY - 1969///1127 KW - Animals KW - Cell Differentiation KW - Flagella KW - Male KW - Microscopy, Electron KW - Rodentia KW - anatomy & histology KW - Spermatozoa KW - cytology N1 - Publication Type: Journal Article UR - https://doi.org/10.1002/ar.1091650204 ER -