839
Somatic mutations were not detected in any of the tumours studied , and the present data do not provide support for somatic ESR base mutations as an important mechanism for hormonal therapy resistance in estrogen receptor - positive breast carcinomas . .
 Disease: tumours; Disease: estrogen receptor - positive breast carcinomas
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: tumours; Disease: estrogen receptor - positive breast carcinomas