TY - GEN AU - HUIS IN'T VELD,L G TI - [Studies of human sperm regarding 17-ketosteroids] SN - 0001-5598 PY - 2003///0501 KW - 17-Ketosteroids KW - Body Fluids KW - Humans KW - Male KW - Semen KW - Spermatozoa KW - Steroids KW - analysis N1 - Publication Type: Journal Article ER -