 In this study , we explore the Massachusetts All Payer Claim Data(MA APCD) , a de-identified healthcare claim dataset, and propose a novel framework to examine how na\"ive users develop opioid use disorder.
<coherence>  In this study , we explore the Massachusetts All Payer Claim Data(MA APCD) , a de-identified healthcare claim dataset, and propose a novel framework to examine how na\"ive users develop opioid use disorder.
 In this study , we explore the Massachusetts All Payer Claims Data , a de-identified healthcare claim dataset, and propose a novel framework to examine how na\"ive users develop opioid use disorder.