Steroid-induced myopathy in patients intubated due to exacerbation of chronic obstructive pulmonary disease. - Amaya-Villar,R.; Garnacho-Montero,J.; Garcia-Garmendia,J.; Madrazo-Osuna,J.; Garnacho-Montero,M.; Luque,R.; Ortiz-Leyba,C. (Intensive Care Med, 2005)