@article{Granger2019,
author = {Granger, E. and Sergeant, J.C. and Lunt, M.},
title= {Avoiding pitfalls when combining multiple imputation and propensity scores},
year = {2019},
doi = {10.1002/sim.8355},
volume = {38},
number = {26},
pages = {5120--5132},
}