. "Specific enzymic method for the estimation of L-tryptophan"@en . . "13425634" . . "Specific enzymic method for the estimation of L-tryptophan"@en . "67" . "Specific enzymic method for the estimation of L-tryptophan"@nl . "scientific article published on 01 April 1957"@en . "2" . . . "art\u00EDculu cient\u00EDficu espubliz\u00E1u n'abril de 1957"@ast . . "1957 \u0569\u057E\u0561\u056F\u0561\u0576\u056B \u0561\u057A\u0580\u056B\u056C\u056B 1-\u056B\u0576 \u0570\u0580\u0561\u057F\u0561\u0580\u0561\u056F\u057E\u0561\u056E \u0563\u056B\u057F\u0561\u056F\u0561\u0576 \u0570\u0578\u0564\u057E\u0561\u056E"@hy . . . "wetenschappelijk artikel"@nl . . . . . "Specific enzymic method for the estimation of L-tryptophan"@en . "L H FRANK" . . "\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 1957"@uk . . . "R D DEMOSS" . "im April 1957 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "387-397" . "Specific enzymic method for the estimation of L-tryptophan"@nl . . "10.1016/0003-9861(57)90293-X" . . "Specific enzymic method for the estimation of L-tryptophan"@nl . . "Specific enzymic method for the estimation of L-tryptophan"@en . "1957-04-01T00:00:00Z"^^ .