Erosions and blisters on the oral mucosa (A); armpit, breast, and chest

Bacterial Diseases

Mouth Sores and Inflammation - Mouth and Dental Disorders - Merck Manuals Consumer Version

Update on parasitic dermatoses - ScienceDirect

The Genital, Perianal, and Umbilical Regions

Update on parasitic dermatoses - ScienceDirect

Oral Mucosal Diseases, Department of Dermatology

Benign Skin Lesions: Overview, Defining the Lesion, Papules and

Skin signs of gastrointestinal disease

Bullous Oral Erosions: Clues to Identifying—and Managing—the Cause

RACGP - Common benign and malignant oral mucosal disease

Common Oral Lesions: Part I. Superficial Mucosal Lesions

Bullous (and vesicular) disorders - an overview

Dermatologic Manifestations of Gastrointestinal Disease: Overview

Skin signs of gastrointestinal disease

Oral Manifestations of Systemic Diseases and Their Treatments