title: Clinical trials in the critically ill: practical and ethical challenges: comment on "Efficacy of corticosteroid therapy in patients with an acute exacerbation of chronic obstructive pulmonary disease receiving ventilatory support".
authors: Pulmonary and Critical Care Medicine, Washington Hospital Center, Washington, DC 20010, USA. Andrew.shorr@gmail.com
authors: Andrew F
authors: AF
authors: Shorr
authors: Chee M
authors: CM
authors: Chan
mesh_terms: D000893:Anti-Inflammatory Agents / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male; D008775:Methylprednisolone / Q000009:adverse effects*; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*; D012121:Respiration, Artificial
chemical_list: D000893:Anti-Inflammatory Agents; D008775:Methylprednisolone