2080
This study compares the effects of limited surgery or hormonal pseudopregnancy , or a combination of these two , upon fertility and the need for subsequent surgery with respect to the extent of the disease at the time of initial diagnosis in patients with endometriosis externa .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 None