855
Incidence and severity of myalgia did not differ significantly between the two groups : 15 patients in the dexamethasone group complained of myalgia compared with 18 patients in the saline group , and severe myalgia was reported by five patients and three patients , respectively ( not significant ) .
 Disease: myalgia; Chemical: dexamethasone; Disease: myalgia; Disease: myalgia
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:
 Disease: myalgia; Chemical: dexamethasone; Disease: myalgia; Disease: myalgia