Zimmermann Petra, Goetzinger Florian, Ritz Nicole
Department of Paediatrics, Fribourg Hospital HFR and Faculty of Science and Medicine, University of Fribourg, Fribourg, Switzerland.
Department of Paediatrics and Adolescent Medicine, Wilhelminenspital, Vienna, Austria.
JAMA Pediatr. 2020 Dec 1;174(12):1216. doi: 10.1001/jamapediatrics.2020.2916.