| http://www.w3.org/ns/prov#value | - Four randomized trials demonstrate that, in comparison to control conditions such as group therapy or referrals to traditional vocational rehabilitation services, IPS participants are three more times more likely to obtain a job during the study, and at least twice as likely to be competitively employed at any point in the study (Drake et al, 1996; Drake et al, 1999: Lehman et al, 2002; Mueser et
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