1065
SEARCH STRATEGY : We searched the following databases up to November 2004 : the Cochrane Menstrual Disorders and Subfertility Group Trials Register , Cochrane Central Register of Controlled Trials ( CENTRAL ) , MEDLINE , EMBASE , Biological Abstracts .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None