RT Journal Article SR Electronic T1 Severe Depression: The Essential Guide for Carers JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 542 OP 543 DO 10.3399/bjgp13X673810 VO 63 IS 615 A1 Elizabeth England YR 2013 UL http://bjgp.org/content/63/615/542.2.abstract AB