@base . a ; "0316-0726" ; . a , ; "Research report - York University. Survey Research Centre. Institute for Behavioural Research" . "Canada" . a . a ; "0316-0726" ; . a , , ; , , ; ; ; "0316-0726" ; ; "0316-0726" ; ; "0316-0726" ; "Research report - York University. Survey Research Centre. Institute for Behavioural Research" ; . a ; ; "20041116140400.0"^^ ; ; . a ; . .