@article{Hong2006,
author = {Hong, J.S. and Kang, H.C. and Yi, S-W. and Han, Y.J. and Nam, C.M. and Gombojav, B. and Ohrr, H.},
title= {A comparison of perinatal mortality in Korea on holidays and working days},
year = {2006},
doi = {10.1111/j.1471-0528.2006.01054.x},
journal = {BJOG: An International Journal of Obstetrics & Gynaecology},
volume = {113},
number = {11},
pages = {1235--1238},
}