title: Three studies on the relation of process to outcome in the treatment of essential hypertension with relaxation and thermal biofeedback.
authors.forename: D A
authors.initials: DA
authors.lastname: Wittrock
authors.forename: E B
authors.initials: EB
authors.lastname: Blanchard
authors.forename: G C
authors.initials: GC
authors.lastname: McCoy
mesh_terms: D000328:Adult; D001676:Biofeedback, Psychology; D005260:Female; D006225:Hand; D006801:Humans; D006973:Hypertension / Q000523:psychology / Q000628:therapy*; D008297:Male; D008875:Middle Aged; D009119:Muscle Contraction; D009126:Muscle Relaxation; D012064:Relaxation Therapy; D012648:Self Care / Q000523:psychology; D012881:Skin Temperature