Erratum to: Int Arch Occup Environ Health DOI 10.1007/s00420-014-1016-8

Unfortunately, the author affiliations were omitted in the original publication. The complete list of author affiliations should read as below:

Sangyoon Lee, Dae-Hwan Kim

Department of Occupational and Environmental Medicine, Haeundae Paik Hospital, Inje University, 875, Haeun-daero, Haundae-gu, Busan, 612-896, Republic of Korea

Ho Kim

Department of Biostatistics and epidemiology, School of Public Health, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 151-742, Republic of Korea

Myunggul Yum

Department of Pediatrics, College of Medicine, Hanyang University, Kyoungchun-ro 153, Guri-si, Gyeonggi-do, 471-701, Republic of Korea

Mia Son

Department of Preventive Medicine, School of Medicine, Kangwon National University, 1 Kangwondaehak-gil, Chuncheon-si, Gangwon-do, 200-701, Republic of Korea