[{"text":"dental laboratory","link":"\/ids-cologne-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=2","children":{"212000":{"text":"orthodentic construction elements","link":"\/ids-cologne-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=2","children":{"212010":{"text":"Orthodontic expansion and other screws","link":"\/ids-cologne-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=2","children":null},"212020":{"text":"Orthodontic wires a.o.","link":"\/ids-cologne-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=2","children":null},"212030":{"text":"Orthodontic brackets","link":"\/ids-cologne-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=2","children":null}}}}}]