Limitations and dangers of the Queckenstedt test.
D006321:Heart; D006331:Heart Diseases; D006801:Humans; D007238:Infarction; D009203:Myocardial Infarction; D010808:Physical Examination; D013131:Spine / Q000175:diagnosis*; D013927:Thrombosis
HEART/infarction; SPINE/examination; THROMBOSIS/cardiac