Sentence:  In February , 1959 , during the second admission to The New York Hospital , a biopsy specimen of the left gastrocnemius showed striking increase in the sarcolemmal sheath nuclei and shrunken muscle fibers in <WSD>several</WSD> sections . 
Meaning of the word marked with <WSD> tags:  (used with count nouns) of an indefinite number more than 2 or 3 but not many