About: ophthalmic surgery

Premodifier: ophthalmic
Head noun: surgery

Same concepts
http://dbpedia.org/resource/Eye_surgery

Broader concepts

label	provenance	confidence
application	isap:65516410	0.466061
present invention	isap:316025008	0.351665

Narrower concepts

label	provenance	confidence
cataract removal	isap:430199044	0.712505
cataract surgery	isap:434434284	0.706173
cataract	isap:340528205	0.580566