If you are looking for a high-quality PDF on (limited mouth opening/trismus), the most recent and comprehensive medical reference is the article by Nicot et al. (2022) published in EMC - Chirurgie orale et maxillo-faciale . Recommended PDF Sources & Reviews
: Reduced mouth opening is frequently linked to conditions like scleroderma , where it is often associated with esophageal issues, and temporomandibular joint (TMJ) disorders. Download Limitation d’ouverture buccale pdf
“These manifestations lead to major functional discomfort, mainly due to decreased mouth opening that seems to be frequently associated to oesophageal involvement.” ResearchGate If you are looking for a high-quality PDF