• Author: Alexander B. Guirguis
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Changes in opioid prescribing in veterans with headache during the COVID-19 pandemic: A regression discontinuity in time analysis

Abstract: To determine changes in opioid prescribing among veterans with headaches during the coronavirus disease of 2019 (COVID-19) pandemic by comparing the stay-at-home phase …

Trajectory of blood pressure after initiating anti-calcitonin gene-related peptide treatment of migraine: A target trial emulation from the Veterans Health Administration

Abstract: Background: Calcitonin gene-related peptide (CGRP) is involved in migraine pathophysiology and blood pressure regulation. Although clinical trials have established the …