1. Oral Medicine Dental Institute Guy's and St Thomas’ NHS Foundation Trust London U.K.
2. Oral Medicine College of Dentistry Taibah University Al Madinah Saudi Arabia
3. Immunodermatology Laboratory Viapath Analytics, St Thomas’ Hospital London U.K.
4. Centre for Host‐Microbiome Interactions King's College London Faculty of Dentistry, Oral & Craniofacial Sciences London U.K.
5. St John's Institute of Dermatology Guy's and St Thomas’ NHS Foundation Trust London U.K.