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1 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom; Peter Gorer Department of Immunobiology, King's College London, London, United Kingdom. Electronic address: iason.thomas@doctors.org.uk.
2 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom; Peter Gorer Department of Immunobiology, King's College London, London, United Kingdom.
3 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom.
1 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom; Peter Gorer Department of Immunobiology, King's College London, London, United Kingdom. Electronic address: iason.thomas@doctors.org.uk.
2 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom; Peter Gorer Department of Immunobiology, King's College London, London, United Kingdom.
3 Department of Adult Allergy, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom.