@article{Kristensen2000,
author = {Kristensen, I. and Aaby, P. and Jensen, H.},
title= {Routine vaccinations and child survival: follow up study in Guinea-Bissau, West Africa},
year = {2000},
doi = {10.1136/bmj.321.7274.1435},
URL = {https://doi.org/10.1136/bmj.321.7274.1435},
volume = {321},
number = {7274},
pages = {1435‒1438},
}