RT Journal Article SR Electronic T1 Distilling the essence of breathlessness: the first vital symptom JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1526 OP 1528 DO 10.1183/09031936.00030115 VO 45 IS 6 A1 David C. Currow A1 Miriam J. Johnson YR 2015 UL http://erj.ersjournals.com/content/45/6/1526.abstract AB