ScD, Professor, Chair of the Department of Maxillofacial Surgery, Stomatology Institute, Shupyk National Medical Academy of Postgraduate Education,
Kyiv, Ukraine. Department of Maxillofacial Surgery, Stomatology Institute,
Shupyk NMAPE, 4-a Pidvysotskogo Street, Kyiv 01103, Ukraine.
Tel., fax: +38 (044) 528 35 17.
E-mail address: tymofeev@gmail.com