Sentence:  Given a history of "repeated, definite attacks" of <WSD>hunger pain</WSD> and food ease, recurring each day at the same time after meals, and relieved by food or alkalies; with intervals of normal health; the attacks gradually' increasing in severity and frequence, a positive diagnosis of duodenal ulcer should be made. 
Meaning of the word marked with <WSD> tags:  A burning pain in the gastrointestinal area that occurs with mild hunger and is alleviated by food or antacids.