@article{Essen2000,
author = {Essen, Birgitta and Hanson, Bertil S. and Östergren, P.O. and Lindquist, Pelle G. and Gudmundsson, Saemundur},
title= {Increased perinatal mortality among sub-Saharan immigrants in a city-population in Sweden},
year = {2000},
doi = {10.1034/j.1600-0412.2000.079009737.x},
journal = {Acta Obstetricia et Gynecologica Scandinavica},
volume = {79},
number = {9},
pages = {737--743},
}