Dr. Wingfield Rehmus and several residents and fellows co-authored, Pediatric Dermatology: A Primer by Dr. Wingfield Rehmus, MD, MPH, a valuable resource, which is free for download at https://pressbooks.bccampus.ca/pedsdermprimer
The manual covers the basics of treating common skin conditions like Melanoma and Cancer in children, adolescents, and adults and it is meant to accompany rotation or a course in pediatric dermatology.
More about Dr. Rehmus: https://bcchr.ca/wrehmus