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Perfusion and permeability parameters of the implanted tumours were evaluated by using two contrast media ( B22956 / 1 and Gd - DTPA37 - albumin ) to establish response to treatment with two different antiangiogenic drugs ( tamoxifen and SU6668 ) .
 Anatomy: tumours
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: tumours