Study Lehman (1988): study US 1981
- Public
 - Chronic mental patients, USA,1981
 - Sample
 - Respondents
 - N = 469
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Age
 - Our Classification
 - 
            
 - 
                        
 - Related specification variables
 - 
                
 - 
                            
 - Operationalization