TY - GEN AU - Ottó,S AU - Németh,M S TI - Some aspects of the screening for colorectal cancer SN - 0002-9270 PY - 1996///0701 KW - Colorectal Neoplasms KW - diagnosis KW - Diagnosis, Differential KW - Hemoglobinometry KW - Humans KW - Hungary KW - epidemiology KW - Mass Screening KW - Occult Blood N1 - Publication Type: Comment; Letter ER -