3295
A total of 350 patients ( 215 [ 61 . 4 % ] < 5 years of age and 135 [ 38 . 6 % ] > 5 years of age ) were followed - up after treatment with injectable artesunate for severe malaria in hospitals and health centers of the Democratic Republic of the Congo .
 Chemical: artesunate; Disease: malaria
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: artesunate; Disease: malaria