Fig. 1From: A prospective multicenter assessor-blinded randomized controlled study to compare the efficacy of short versus long protocols of electroconvulsive therapy as an augmentation strategy to clozapine in patients with ultra-resistant schizophrenia (SURECT study)Flow chart of the study design. The main objective was the comparison of the response rate 3Â months after the end of each treatment (black circles surrounded)Back to article page