Korean J Occup Environ Med KJOEM Korean Journal of Occupational and Environmental Medicine 1225-3618 The Korean Society of Occupational and Environmental Medicine 10.35371/kjoem.1990.2.1.13 Original Article The Response Rate of Follow up Examination and Positive Predictive Value of Screening Items of Workers Aged 30 and Over Lee Kyung Eun Park Jae Yong Chun Byung Yeol Graduate School of Public Health, School of Medicine, Kyungpook National University, Korea. Department of Preventive Medicine and Public Health School of Medicine, Kyungpook National University, Korea. 02 1990 01 02 2019 2 1 13 22 Copyright © 1990 The Korean Society of Occupational and Environmental Medicine 1990

No abstract available.

 screening test positive predictive value