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Cases of delayed hemolytic anemia have been described after treatment with injectable artesunate , the current World Health Organization ( WHO ) - recommended first - line drug for the treatment of severe malaria .
 Disease: hemolytic anemia; 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:
 Disease: hemolytic anemia; Chemical: artesunate; Disease: malaria