[1]
“Supplementum 249: Abstracts of the annual meeting 2021 of the Swiss Society of Paediatrics (Fribourg, Switzerland, June 10−11, 2021)”, Swiss Med Wkly, vol. 151, no. 2324, p. Suppl. 249, Jun. 2021, doi: 10.4414/smw.2021.20546.