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Cyclical low - dose oestrogen therapy with 7 - - 13 days of progestagen does not seem to increase the risk of endometrial hyperplasia or carcinoma .
 Chemical: oestrogen; Chemical: progestagen; Disease: endometrial hyperplasia; Disease: carcinoma
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:
 Chemical: oestrogen; Chemical: progestagen; Disease: endometrial hyperplasia; Disease: carcinoma