Medford H M
J Prosthet Dent. 1981 Jan;45(1):111-2. doi: 10.1016/0022-3913(81)90022-6.
A technique has been described for the repair of a hollow-bulb obturator when the integrity of the hollow portion has been interrupted.
当空心部分的完整性被破坏时,已经描述了一种修复空心球闭孔器的技术。