Additionally using transthoracic echocardiography during ultrasound‐guided jugular central venous catheter placement and the odds of catheter misplacement in children: A before‐and‐after study. Issue 1 (11th November 2022) - Thomsen, Kristen K.; Krause, Linda; Breitfeld, Philipp; Kouz, Karim; Herrmann, Jochen; Chindris, Viorel; Saugel, Bernd; Schulte‐Uentrop, Leonie