TY - BOOK AU - Sciarra, John J. AU - Sciarra,John J. AU - Markland,Colin AU - Speidel,J.Joseph TI - Control of male fertility T2 - PARFR series on fertility regulation SN - 0061423653 U1 - 616.6 PY - 1975/// CY - Hagerstown, Md. PB - Medical Dept., Harper & Row KW - Vasectomy KW - Infertility, Male KW - Urology N1 - Workshop held June 19-21, 1974 ER -