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Estrogens , which have been associated with several types of human and animal cancers , can induce tumor angiogenesis in the pituitary of Fischer 344 rats .
 Chemical: Estrogens; Disease: cancers; Disease: tumor
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: Estrogens; Disease: cancers; Disease: tumor