Characteristics, Outcomes, and Predictability of Critically Ill Obstetric Patients: A Multicenter Prospective Cohort Study. - Vasquez DN; Das Neves AV; Vidal L; Moseinco M; Lapadula J; Zakalik G; Santa-Maria A; Gomez RA; Capalbo M; Fernandez C; Agüero-Villareal E; Vommaro S; et al. (Critical care medicine, 2015)