@article{Modin2002,
author = {Modin, B.},
title= {Birth order and mortality: a life-long follow-up of 14,200 boys and girls born in early 20th century Sweden},
year = {2002},
doi = {10.1016/S0277-9536(01)00080-6},
journal = {Social Science & Medicine},
volume = {54},
number = {7},
pages = {1051--1064},
}