Skin conditions in dogs:

Links regarding skin conditions in dogs, causes, and treatments:

https://www.aphis.usda.gov/animal_welfare/downloads/dangerous-animals/ACAids_Canine-CommonSkin_AC-19-002_6.19.pdf

https://www.merckvetmanual.com/dog-owners/skin-disorders-of-dogs/whole-body-disorders-that-affect-the-skin-in-dogs

https://www.vet.cornell.edu/departments-centers-and-institutes/riney-canine-health-center/health-info/canine-skin-autoimmune-diseases

https://www.akc.org/expert-advice/health/dog-skin-allergies/

https://www.akc.org/expert-advice/health/the-itchy-dog-scratching-the-surface/