TY - GEN AU - Boxer,M E TI - Internal quality assurance of sensitivity of primary screening SN - 0956-5507 PY - 1999///0108 KW - False Negative Reactions KW - Female KW - Humans KW - Mass Screening KW - statistics & numerical data KW - Quality Assurance, Health Care KW - Sensitivity and Specificity KW - Uterine Cervical Diseases KW - diagnosis KW - Vaginal Smears KW - standards N1 - Publication Type: Comment; Letter ER -