TY - GEN AU - de Lemos,Mario L TI - Storm over screening for prostate specific antigen. Number needed to test needs to be known SN - 1756-1833 PY - 2002///0625 KW - Aged KW - Humans KW - Male KW - Mass Screening KW - statistics & numerical data KW - Middle Aged KW - Prostate-Specific Antigen KW - blood KW - Prostatic Neoplasms KW - diagnosis N1 - Publication Type: Letter ER -