Controlling Bias in Mail Questionnaires
Abstract In all instances where the mail questionnaire is used, one must be prepared to deal with the problem of bias due to nonresponse. Attention is given to two aspects of th...
Abstract In all instances where the mail questionnaire is used, one must be prepared to deal with the problem of bias due to nonresponse. Attention is given to two aspects of th...
O F the several hypotheses relating the frequency of mental disorders to social conditions, none has been more persistently enunciated than that which proposes that schizophreni...
h-index: Number of publications with at least h citations each.