8771
In this healthy population , the relative risk of developing endometrial carcinoma in the tamoxifen arm was 2.54 , although when stratified by age , in women over 50 , the risk grew to 4.01 .
 adverse effect: endometrial carcinoma, tamoxifen
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  endometrial carcinoma, tamoxifen 
Answer:
 adverse effect: endometrial carcinoma, tamoxifen