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The leading causes of death were pneumonia and bronchitis ( 44 . 1 % ) , malignant neoplasms ( 11 . 6 % ) , heart diseases ( 4 . 1 % ) , cerebral infarction ( 3 . 7 % ) and septicaemia ( 3 . 3 % ) .
 death, pneumonia, bronchitis, neoplasms, heart diseases, cerebral infarction, septicaemia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 death, pneumonia, bronchitis, neoplasms, heart diseases, cerebral infarction, septicaemia