Organization of Pediatric Echocardiography Laboratories: Impact of Sonographers on Clinical, Academic, and Financial Performance oleh Nick Arbic, Maelys Venet, Xavier Iriart, Xavier Iriart, Andreea Dragulescu, Jean-Benoit Thambo, Jean-Benoit Thambo, Mark K. Friedberg, Vitor Guerra, Conall Thomas Morgan, Luc Mertens, Olivier Villemain