2140
A calcineurin inhibitor combined with methotrexate is the standard prophylaxis for graft - versus - host disease ( GVHD ) after allogeneic hematopoietic stem cell transplantation ( HSCT ) .
 Chemical: methotrexate; Disease: graft - versus - host disease; Disease: GVHD
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: methotrexate; Disease: graft - versus - host disease; Disease: GVHD