title: Glenoid spherical orientation and version.
authors.affiliation: Department of Orthopaedics and Rehabilitation, Penn State College of Medicine and Milton S. Hershey Medical Center, Hershey, PA, 17033, USA.
authors.forename: Gregory S
authors.initials: GS
authors.lastname: Lewis
authors.forename: April D
authors.initials: AD
authors.lastname: Armstrong