biostudies-literatureUnknown47(9)Heldeweg MLAIntensive care medicine1041-1043https://www.ebi.ac.uk/biostudies/studies/S-EPMC8233591biostudies-literatureDetermining the optimal number of lung ultrasound zones to monitor COVID-19 patients: can we keep it ultra-short and ultra-simple?PMC8233591Heldeweg MLAElzo Kraemer CVHeunks LMAWesterloo DJHaaksma MEde Grooth HJTuinman PRSmit JMLopez Matta JEALIFE study groupLieveld AWEfalseDetermining the optimal number of lung ultrasound zones to monitor COVID-19 patients: can we keep it ultra-short and ultra-simple?2021-01-01T00:00:00Z2021 Sep2025-04-26T00:27:09.941Z2022-02-10T17:14:22.869ZS-EPMC82335913417385910.1007/s00134-021-06463-6