"A rapid method for the analysis of urinary methylmalonic acid"@nl . . . "447-453" . . "A rapid method for the analysis of urinary methylmalonic acid"@en . . "2" . . "B A Cooper" . "O A Mammer" . . . . "J C Crawhall" . "A rapid method for the analysis of urinary methylmalonic acid"@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 \u0432 \u0442\u0440\u0430\u0432\u043D\u0456 1972"@uk . "5026362" . "A rapid method for the analysis of urinary methylmalonic acid"@en . . . . "A rapid method for the analysis of urinary methylmalonic acid"@en . . . "K Itiaba" . . . . . "10.1016/0009-8981(72)90137-4" . "im Mai 1972 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "A rapid method for the analysis of urinary methylmalonic acid"@nl . "scientific article published on 01 May 1972"@en . "wetenschappelijk artikel"@nl . "38" . . "1972-05-01T00:00:00Z"^^ . . "A rapid method for the analysis of urinary methylmalonic acid"@en . "B F Gibbs" . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en mayu de 1972"@ast .