Difficult Asthma or Churg-Strauss Syndrome? Steroids May be Masking Undiagnosed Cases of Churg-Strauss SyndromeBMJ 318:475-476, D'Cruz,D.P.,et al, 1999
Cardiac Myxoma:A Diagnostic Challenge for the NeurologistNeurol 26:1060, Yufe,R.,et al, 1976