aComagine Health, Research & Evaluation Department, Portland, OR, United States
bSchool of Public Health, Department of Epidemiology and Biostatistics, University of Nevada, Las Vegas, NV, United States
cOregon State University/Oregon Health & Science University College of Pharmacy, Portland, OR, United States
dOregon Health & Science University, Portland, OR, United States
*Corresponding author. Address: Comagine Health, 650 NE Holladay St #1700, Portland, OR 97232, United States. Tel.: 503-382-3916; fax: 503-382-3980. E-mail address: [email protected] (S.E Hallvik).
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