"1991-04-01T00:00:00Z"^^ . . "scientific article published on 01 April 1991"@en . "im April 1991 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@nl . . . "\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 \u0443 \u043A\u0432\u0456\u0442\u043D\u0456 1991"@uk . . "4" . "wetenschappelijk artikel"@nl . . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@en . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@en . "article scientifique publi\u00E9 en 1991"@fr . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@en . . "2013599" . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@en . "593-597" . "art\u00EDculu cient\u00EDficu espubliz\u00E1u n'abril de 1991"@ast . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@nl . "73" . . . "Long-term (twelve to eighteen-year) follow-up of cemented total hip replacements in patients who were less than fifty years old. A follow-up note"@nl . . . . "D K Collis" . . .