636
The mean transfer ratios of the drug into the genital tissues to the concentration in the uterine arterial blood were such that the transfer ratio into the portio vaginalis was the highest , followed by the uterine cervix and the myometrium , and that into the oviduct was the lowest with about 1 / 2 that into the portio vaginalis .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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