Drupal-Bibcite0<style face="normal" font="default" size="100%">Effect of US Drug Enforcement Administration's Rescheduling of Hydrocodone Combination Analgesic Products on Opioid Analgesic Prescribing.</style><style face="normal" font="default" size="100%">Effect of US Drug Enforcement Administration's Rescheduling of Hydrocodone Combination Analgesic Products on Opioid Analgesic Prescribing.</style>