2697
However , excretion of 6 - keto - prostaglandin F1 alpha was further reduced in the smokers who used oral contraceptives ( 133 + / - 20 to 86 + / - 9 ng / gm of creatinine , p less than 0 . 05 ) .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None