Drupal-Bibcite0<style face="normal" font="default" size="100%">Flat-head positioning increases cerebral blood flow in anterior circulation acute ischemic stroke. A cluster randomized phase IIb trial</style><style face="normal" font="default" size="100%">Flat-head positioning increases cerebral blood flow in anterior circulation acute ischemic stroke. A cluster randomized phase IIb trial</style>