主题词：Dermatology and Skin Diseases; melanin and skin pigmentation; Psoriasis: Treatment and Pathogenesis; Acne and Rosacea Treatments and Effects; Autoimmune Bullous Skin Diseases; Dermatologic Treatments and Research; Nail Diseases and Treatments; Hair Growth and Disorders; Cancer and Skin Lesions; Genetic and rare skin diseases.; Oral Health Pathology and Treatment; Urticaria and Related Conditions; Sexual function and dysfunction studies; Genital Health and Disease; Skin Diseases and Diabetes; Vitamin D Research Studies; Skin Protection and Aging; Cutaneous lymphoproliferative disorders research; Asthma and respiratory diseases; Cutaneous Melanoma Detection and Management; Retinoids in leukemia and cellular processes; Leprosy Research and Treatment; Dermatological diseases and infestations; Autoimmune and Inflammatory Disorders; Biochemical Analysis and Sensing Techniques