title: [Maxillary sinus large metal foreign body: a case report].
authors.forename: Yang
authors.initials: Y
authors.lastname: Li
authors.affiliation: Email: lijiandong@sina.com.
authors.forename: Jiandong
authors.initials: J
authors.lastname: Li
authors.forename: Chungang
authors.initials: C
authors.lastname: Yu
authors.forename: Hongbin
authors.initials: H
authors.lastname: Li
authors.forename: Xige
authors.initials: X
authors.lastname: Liu
mesh_terms: D005547:Foreign Bodies; D006801:Humans; D008297:Male; D008443:Maxillary Sinus; D008875:Middle Aged