1293
Literature review shows 40 . 5 % normal adnexa , 33 . 2 % non - neoplastic lesions , 25 . 3 % benign neoplasms and 1 % malignant neoplasms .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None