943
Two factors seem to be determinant : bone fragility and fall , but these factors are frequent in the elderly and other factors seem to intervene , notably the modality of the impact and the protection reflexes during the fall .
 Anatomy: bone
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: bone