03 - Preemptive Return of Clinical Pharmacogenomic Results to Over 50,000 Individuals in a Population-scale Biobank: Phenotype and Actionable Medication Exposure Characteristics James L Martin, PharmD , MPH1,2, Kristy R Crooks, PhD1, 3, Casey S Greene, PhD1,3, Ashley Hansen, RN, BSN4, Emily C Hearst, MHSA1,4, Kaitlyn W Hess,MS,MLS(ASCP)CM,4,Natalie Johnson,PharmD4,David P Kao,MD1,3,Elizabeth L Kudro N,MD,MPH1,MPH1,3,Yee Ming Lee,Pharmd1,2 RN4,Anna Tanaka,BA1,4,Katy Trinkley,PharmD,PHD1,3,Sharon Vandenberg,RPH,MBA4,Christina L Aquil Ante,PharmD1,2