title: Prevention of gagging with a modified Krol's method.
authors.affiliation: Department of Orthodontics, Kyung-Hee University, Seoul, Korea.
authors.forename: S H
authors.initials: SH
authors.lastname: Kim
mesh_terms: D003761:Dental Impression Technique; D005683:Gagging / Q000517:prevention & control*; D006801:Humans