RT Journal Article SR Electronic T1 Cognitive behavioural therapy improved psychiatric symptoms in drug refractory schizophrenia JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 116 OP 116 DO 10.1136/ebn.3.4.116 VO 3 IS 4 YR 2000 UL http://ebn.bmj.com/content/3/4/116.abstract AB