"Letters to the Editor"@en . . . . "Letters to the Editor"@en . . "14" . "H Miles" . "10.1093/IJE/14.4.641" . . . . "4" . . "641-642" . . "article scientifique publi\u00E9 en 1985"@fr . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 1985"@uk . . . . "Chance of free dinner increases response to mail questionnaire"@en . "im Jahr 1985 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "Letters to the Editor"@en . . . "1985-01-01T00:00:00Z"^^ . . "4086154" . . . "B Douglas" .