Drupal-Bibcite0<style face="normal" font="default" size="100%">Preconception diabetes mellitus and adverse pregnancy outcomes in over 6.4 million women: A population-based cohort study in China</style><style face="normal" font="default" size="100%">Preconception diabetes mellitus and adverse pregnancy outcomes in over 6.4 million women: A population-based cohort study in China</style>