title: So what's a little free fluid?
authors.forename: J A
authors.initials: JA
authors.lastname: Marx
mesh_terms: D000007:Abdominal Injuries / Q000175:diagnosis*; D001202:Ascitic Fluid; D002648:Child; D006801:Humans; D018579:Patient Selection; D011237:Predictive Value of Tests; D014949:Wounds, Nonpenetrating / Q000175:diagnosis*