Fig. 1From: Increased mortality in hematological malignancy patients with acute respiratory failure from undetermined etiology: a Groupe de Recherche en Réanimation Respiratoire en Onco-Hématologie (Grrr-OH) studyPatients flow diagram. Patients with respiratory symptoms were excluded if they didn’t reach any pre-defined ARF criterion. ICU Intensive care unit, ARF Acute respiratory failureBack to article page