- King Abdulaziz University, Saudi Arabia - Tubimger Unversity , Germany - Marien Hospital , Germany - American Board of Dermatology, U.S.A. - The Medical Council of canda , Canada
- King Abdulaziz University, Saudi Arabia - Tubimger Unversity , Germany - Marien Hospital , Germany - American Board of Dermatology, U.S.A. - The Medical Council of canda , Canada