"Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@nl . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@en . "wetenschappelijk artikel"@nl . . . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@en . . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en xunetu de 1995"@ast . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@nl . "33" . . "scientific article published on 01 July 1995"@en . "\u0563\u056B\u057F\u0561\u056F\u0561\u0576 \u0570\u0578\u0564\u057E\u0561\u056E \u0570\u0580\u0561\u057F\u0561\u0580\u0561\u056F\u057E\u0561\u056E 1995 \u0569\u057E\u0561\u056F\u0561\u0576\u056B \u0570\u0578\u0582\u056C\u056B\u057D\u056B 1-\u056B\u0576"@hy . . . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@nl . . . "1995-07-01T00:00:00Z"^^ . . "T Hattel" . . "N K Veien" . . . "im Juli 1995 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . . . "10.1111/J.1600-0536.1995.TB00453.X" . "G Laurberg" . . . "\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 \u043B\u0438\u043F\u043D\u0456 1995"@uk . . . . . "1" . . . . . . . . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@en . . . "7493468" . . . "54-55" . . . . "Placebo-controlled oral challenge with cobalt in patients with positive patch tests to cobalt"@en . .