1. Department of Dermatology; College of Medicine; Al Imam Mohammad Ibn Saud Islamic University (IMSIU); Riyadh Saudi Arabia
2. Department of Pharmacology and Toxicology; College of Pharmacy; King Saud University; Riyadh Saudi Arabia
3. Department of Biomedical and Dental Sciences; College of Dentistry; University of Dammam; Dammam Saudi Arabia
4. Department of Pharmacology; College of Medicine; Al Imam Mohammad Ibn Saud Islamic University (IMSIU); Riyadh Saudi Arabia