16
Higher plasma ammonium levels and more rapid onset of hyperammonemia were seen in 18 patients with bacterial infections ( p = 0 . 003 and 0 . 0006 , respectively ) and in nine patients receiving high daily doses ( 2600 or 1800 mg / m2 ) of 5 - FU ( p = 0 . 0001 and < 0 . 0001 , respectively ) .
 Chemical: ammonium; Disease: hyperammonemia; Disease: bacterial infections; Chemical: 5 - FU
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: ammonium; Disease: hyperammonemia; Disease: bacterial infections; Chemical: 5 - FU