%0 Journal Article %T Projection-based stereolithography for direct 3D printing of heterogeneous ultrasound phantoms %A Paulsen, Samantha J. %A Mitcham, Trevor M. %A Pan, Charlene S. %A Long, James %A Grigoryan, Bagrat %A Sazer, Daniel W. %A Harlan, Collin J. %A Janson, Kevin D. %A Pagel, Mark D. %A Miller, Jordan S. %A Bouchard, Richard R. %J PLoS ONE %V 16 %N 12 %D 2021-12-09 %I Public Library of Science %~ DeepDyve