The serum levels of vitamin D in patients with recurrent aphthous stomatitis are not clear. We investigated the vitamin D levels in patients with recurrent aphthous stomatitis. Methods ...

Background: Recurrent aphthous stomatitis (RAS) is the most common form of oral ulcerative disease, whose cause is still unknown. Researchers have found the association of many factors with the ...

to determine by antibody studies whether postoperative herpes simplex represents a primary or a recurrent infection; to attempt recovery of herpes simplex virus from specimens of trigeminal ...