Comparison of 6 handheld ultrasound devices by point-of-care ultrasound experts: a cross-sectional study mā Ariadna Perez-Sanchez, Gordon Johnson, Neysan Pucks, Riya N. Soni, Terry J. S. Lund, Anthony J. Andrade, Minh-Phuong T. Le, Jessica Solis-McCarthy, Tanping Wong, Arsal Ashraf, Andre D. Kumar, Gisela I. Banauch, James R. Verner, Amik Sodhi, Meghan K. Thomas, Charles LoPresti, Hannah Schmitz, Abhilash Koratala, John Hunninghake, Erik Manninen, Carolina Candotti, Taro Minami, Benji K. Mathews, Ghassan Bandak, Harald Sauthoff, Henry Mayo-Malasky, Joel Cho, Nick Villalobos, Kevin C. Proud, Brandon Boesch, Federico Fenton Portillo, Kreegan Reierson, Manpreet Malik, Firas Abbas, Tim Johnson, Elizabeth K. Haro, Michael J. Mader, Paul Mayo, Ricardo Franco-Sadud, Nilam J. Soni