Drupal-Bibcite31<style face="normal" font="default" size="100%">Longitudinal multiple imputation approaches for body mass index or other variables with very low individual-level variability: the mibmi command in Stata</style><style face="normal" font="default" size="100%">Longitudinal multiple imputation approaches for body mass index or other variables with very low individual-level variability: the mibmi command in Stata</style>