Guidelines for the management of glucocorticoids during the peri-operative period for patients with adrenal insufficiency: Guidelines from the Association of Anaesthetists, the Roy... by Woodcock, T, Barker, P, Daniel, S, Fletcher, S, Wass, JAH, Tomlinson, JW, Misra, U, Dattani, M, Arlt, W, Vercueil, A