{{Cite journal| doi = 10.1097/CCM.0000000000004617| issn = 1530-0293 (Electronic) 0090-3493 (Linking)| volume = 48| issue = 12| pages = 1862–1870| last1 = Messmer| first1 = A. S.| last2 = Zingg| first2 = C.| last3 = Muller| first3 = M.| last4 = Gerber| first4 = J. L.| last5 = Schefold| first5 = J. C.| last6 = Pfortmueller| first6 = C. A.| title = Fluid Overload and Mortality in Adult Critical Care Patients-A Systematic Review and Meta-Analysis of Observational Studies| journal = Crit Care Med| date = 2020-10-04| pmid = 33009098}}