RT Journal Article SR Electronic T1 A “critical time” intervention reduced homelessness in inner-city men JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 148 OP 148 DO 10.1136/ebm.1997.2.148 VO 2 IS 5 YR 1997 UL http://ebm.bmj.com/content/2/5/148.abstract AB