RT Journal Article SR Electronic T1 Early discharge of patients with pulmonary embolism: a two-phase observational study JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00140506 A1 C.W.H. Davies A1 J. Wimperis A1 E.S. Green A1 K. Pendry A1 J. Killen A1 I. Mehdi A1 C. Tiplady A1 P. Kesteven A1 P. Rose A1 W. Oldfield YR 2007 UL http://erj.ersjournals.com/content/early/2007/06/13/09031936.00140506.abstract AB