前頭 ぜんとう よう白質 はくしつ せつ ぎり じゅつでした
zentōyōwa kushitsu setsugirijutsudeshita

Noun
Desu Copula

The polite past form of 前頭葉白質切截術

1. Frontal lobe white matter tractotomy was performed.

Past/Perfective
Polite
Medicine