Reducing the stress of cardiac catheterization by teaching relaxation.
D000328:Adult; D000368:Aged; D001007:Anxiety; D006328:Cardiac Catheterization / Q000451:nursing* / Q000523:psychology; D006801:Humans; D008875:Middle Aged; D010353:Patient Education as Topic / Q000379:methods*; D012064:Relaxation Therapy; D013315:Stress, Psychological / Q000517:prevention & control*