%0 Journal Article %K Relaxation techniques %K Biofeedback %K Breathing techniques %K Autogenic training %K Anxiety %K Meta-analysis %B Ansiedad y Estrés %D 1998 %I Sociedad Española para el Estudio de la Ansiedad y el Estrés %N 1 %P 97-110 %T Differential effects of relaxation techniques on anxiety: A meta-analytic review in Spain %V 4 %8 01/1998 %9 Journal Article %@ 2174-0437