Premodifier: open
Head noun: surgery

Same concepts
http://dbpedia.org/resource/Minimally-invasive_procedures

Narrower concepts

labelprovenanceconfidence
laparoscopic surgeryisap:4344343950.551117
craniotomyisap:2197356520.354600
surgeryisap:4344342940.344730
procedureisap:237903860.293590