@article{Carlson2000,
author = {Carlson, E. and Tsvetarsky, S.},
title= {Birth weight and infant mortality in Bulgaria’s transition crisis},
year = {2000},
doi = {10.1046/j.1365-3016.2000.00242.x},
journal = {Pediatric and Perinatal Epidemiology},
volume = {14},
pages = {159--162},
}