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Samples were defined as negative for pathogens if a pathogen could not be detected by any method of analysis within seven days , and if another type of culture test did not detect this pathogen but could detect other organisms .
 Anatomy: Samples
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: Samples