TY - JOUR T1 - Estimation of prevalence rate ratios for cross sectional data: an example in occupational epidemiology. JF - British Journal of Industrial Medicine JO - Br J Ind Med SP - 861 LP - 862 DO - 10.1136/oem.50.9.861 VL - 50 IS - 9 AU - J Lee AU - K S Chia Y1 - 1993/09/01 UR - http://oem.bmj.com/content/50/9/861.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -