RT Journal Article SR Electronic T1 Evaluating the effects of stress on asthma: a paradoxical challenge JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 574 OP 575 DO 10.1183/09031936.03.00067903 VO 22 IS 4 A1 M.D. Klinnert YR 2003 UL http://erj.ersjournals.com/content/22/4/574.abstract AB