TY - JOUR BT - Critical Care and Resuscitation PY - 2018 SP - 182 EP - 189 T2 - Critical Care and Resuscitation TI - A cluster randomised, crossover, registry-embedded clinical trial of proton pump inhibitors versus histamine-2 receptor blockers for ulcer prophylaxis therapy in the intensive care unit (PEPTIC study): Study protocol VL - 20 ER -