Drupal-Bibcite31<style face="normal" font="default" size="100%">Protocol for an observational cohort study investigating personalised medicine for intensification of treatment in people with type 2 diabetes mellitus: the PERMIT study</style><style face="normal" font="default" size="100%">Protocol for an observational cohort study investigating personalised medicine for intensification of treatment in people with type 2 diabetes mellitus: the PERMIT study</style>