Response to: 'HLA-A* 31:01 is not associated with the development of methotrexate pneumonitis in the UK population: results from a genome wide association study' by Bluett et al.

Response to: 'HLA-A* 31:01 is not associated with the development of methotrexate pneumonitis in the UK population: results from a genome wide association study' by Bluett et al.